Curated Shelf

Engineering & Technology

Pre-modern engineering manuals, builder's guides, and technical handbooks — practical knowledge underrepresented in modern training corpora.

1000 WorksDrawn from Project Gutenberg Bookshelf #671

Color Images from Mars Rovers Spirit and Opportunity
Webster, Bob
21,058 Gutenberg downloadsen2004Difficulty 58 (Graduate)
Concrete Construction: Methods and Costs
Gillette, Halbert Powers & Hill, Charles Shattuck
15,352 Gutenberg downloadsen2008Difficulty 63 (Academic)
The British battle fleet, Vol. 2 (of 2) : $b its inception and growth throughout the centuries to the present day
Jane, Fred T. (Frederick Thomas)
13,741 Gutenberg downloadsen2025Difficulty 56 (Graduate)
Practical Mechanics for Boys
Zerbe, James Slough
12,065 Gutenberg downloadsen2007Difficulty 45 (College)
Mechanical Drawing Self-Taught Comprising instructions in the selection and preparation of drawing instruments, elementary instruction in practical mechanical drawing; together with examples in simple geometry and elementary mechanism, including screw threads, gear wheels, mechanical motions, engines and boilers
Rose, Joshua
10,672 Gutenberg downloadsen2007Difficulty 71 (Expert)
The Notebooks of Leonardo Da Vinci — Complete
Leonardo, da Vinci
8,505 Gutenberg downloadsen2004Difficulty 52 (Graduate)
Steam, Its Generation and Use
Babcock & Wilcox Company
6,636 Gutenberg downloadsen2007Difficulty 64 (Academic)
History of the Royal Sappers and Miners, Volume 1 (of 2) From the Formation of the Corps in March 1712 to the date when its designation was changed to that of Royal Engineers
Connolly, T. W. J. (Thomas William John)
6,588 Gutenberg downloadsen2017Difficulty 79 (Expert)
A History of Inventions, Discoveries, and Origins, Volume 2 (of 2)
Beckmann, Johann
6,527 Gutenberg downloadsen2015Difficulty 68 (Academic)
The Evolution of Naval Armament
Robertson, Frederick Leslie
6,281 Gutenberg downloadsen2018Difficulty 61 (Academic)
The Palace and Park Its Natural History, and Its Portrait Gallery, Together with a Description of the Pompeian Court
Phillips, Samuel & Forbes, Edward & Latham, R. G. (Robert Gordon) & Owen, Richard & Scharf, George & Shenton, F. K. J. (Francis Kingston John)
5,835 Gutenberg downloadsen2019Difficulty 57 (Graduate)
Waterways and Water Transport in Different Countries With a description of the Panama, Suez, Manchester, Nicaraguan, and other canals.
Jeans, J. Stephen (James Stephen)
5,348 Gutenberg downloadsen2018Difficulty 58 (Graduate)
The Life, Times, and Scientific Labours of the Second Marquis of Worcester To which is added a reprint of his Century of Inventions, 1663, with a Commentary thereon.
Dircks, Henry
5,308 Gutenberg downloadsen2016Difficulty 66 (Academic)
Elements of Plumbing
Dibble, Samuel Edward
4,751 Gutenberg downloadsen2008Difficulty 46 (College)
James Watt
Carnegie, Andrew
4,712 Gutenberg downloadsen2008Difficulty 54 (Graduate)
Steam Turbines A Book of Instruction for the Adjustment and Operation of the Principal Types of this Class of Prime Movers
Collins, Hubert E. (Hubert Edwin)
4,676 Gutenberg downloadsen2009Difficulty 50 (College)
How Two Boys Made Their Own Electrical Apparatus Containing Complete Directions for Making All Kinds of Simple Apparatus for the Study of Elementary Electricity
St. John, Thomas M. (Thomas Matthew)
4,576 Gutenberg downloadsen2009Difficulty 44 (College)
Ocean Steam Navigation and the Ocean Post
Rainey, Thomas
4,546 Gutenberg downloadsen2008Difficulty 77 (Expert)
The Dyeing of Cotton Fabrics: A Practical Handbook for the Dyer and Student
Beech, Franklin
4,448 Gutenberg downloadsen2007Difficulty 55 (Graduate)
History of merchant shipping and ancient commerce, Volume 4 (of 4)
Lindsay, W. S. (William Schaw)
4,261 Gutenberg downloadsen2024Difficulty 78 (Expert)
The Microscope. Its History, Construction, and Application 15th ed. Being a familiar introduction to the use of the instrument, and the study of microscopical science
Hogg, Jabez
4,220 Gutenberg downloadsen2020Difficulty 67 (Academic)
The Silicon Jungle
Rothman, David H.
4,103 Gutenberg downloadsen2017Difficulty 53 (Graduate)
The Progress of Invention in the Nineteenth Century.
Byrn, Edward W. (Edward Wright)
4,083 Gutenberg downloadsen2012Difficulty 56 (Graduate)
Steam-ships : $b The story of their development to the present day
Fletcher, R. A.
3,954 Gutenberg downloadsen2024Difficulty 50 (College)
De Re Metallica, Translated from the First Latin Edition of 1556
Agricola, Georg
3,941 Gutenberg downloadsen2011Difficulty 64 (Academic)
Mission Furniture: How to Make It, Part 3
Windsor, H. H. (Henry Haven)
3,873 Gutenberg downloadsen2007Difficulty 38 (High School)
The book of wonders : $b gives plain and simple answers to the thousands of everyday questions that are asked and which all should be able to, but cannot answer...
Unknown
3,849 Gutenberg downloadsen2025Difficulty 48 (College)
Modern ships of war
Reed, Edward J. (Edward James), Sir & Simpson, Edward
3,827 Gutenberg downloadsen2024Difficulty 64 (Academic)
Smithsonian Institution - United States National Museum - Bulletin 240 Contributions From the Museum of History and Technology Papers 34-44 on Science and Technology
Museum of History and Technology (U.S.)
3,744 Gutenberg downloadsen2012Difficulty 57 (Graduate)
Inventors at Work, with Chapters on Discovery
Iles, George
3,628 Gutenberg downloadsen2015Difficulty 60 (Graduate)
Mission Furniture: How to Make It, Part 1
Windsor, H. H. (Henry Haven)
3,573 Gutenberg downloadsen2007Difficulty 41 (College)
The handbook of soap manufacture
Simmons, W. H. (William Herbert) & Appleton, H. A.
3,519 Gutenberg downloadsen2007Difficulty 74 (Expert)
Fire prevention and fire extinction
Braidwood, James
3,441 Gutenberg downloadsen2008Difficulty 69 (Academic)
L'isthme de Panama Examen historique et géographique des différentes directions suivant lesquelles on pourrait le percer et des moyens à y employer; suivi d'un aperçu sur l'isthme de Suez.
Chevalier, Michel
3,402 Gutenberg downloadsfr2008
The Online World
De Presno, Odd
3,389 Gutenberg downloadsen1993Difficulty 51 (Graduate)
The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose : $b classified & arranged for reference for the use of engineers, mechanical draughtsmen, managers, mechanics, inventors, patent agents, and all engaged in the mechanical arts
Barber, Thomas Walter
3,386 Gutenberg downloadsen2018Difficulty 55 (Graduate)
Electricity for Boys
Zerbe, James Slough
3,372 Gutenberg downloadsen2007Difficulty 52 (Graduate)
The Invention of Printing. A Collection of Facts and Opinions, Descriptive of Early Prints and Playing Cards, the Block-Books of the Fifteenth Century, the Legend of Lourens Janszoon Coster, of Haarlem, and the Work of John Gutenberg and His Associates
De Vinne, Theodore Low
3,318 Gutenberg downloadsen2016Difficulty 52 (Graduate)
Panama and the Canal in Picture and Prose
Abbot, Willis J. (Willis John)
3,236 Gutenberg downloadsen2021Difficulty 100 (Quantum Electrodynamics)
How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
Williams, Archibald
3,175 Gutenberg downloadsen2009Difficulty 58 (Graduate)
Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17
Schlebecker, John T.
3,168 Gutenberg downloadsen2008Difficulty 59 (Graduate)
Highways and Highway Transportation
Chatburn, George R.
3,167 Gutenberg downloadsen2021Difficulty 63 (Academic)
John Deere's Steel Plow
Kendall, Edward C.
3,159 Gutenberg downloadsen2010Difficulty 51 (Graduate)
Catechism of the locomotive
Forney, Matthias N. (Matthias Nace) & Kosak, Georg
3,127 Gutenberg downloadsen2025Difficulty 51 (Graduate)
The Rare Earths: Their Occurrence, Chemistry, and Technology
Levy, Stanley Isaac
3,083 Gutenberg downloadsen2020Difficulty 63 (Academic)
Lives of Boulton and Watt. Principally from the Original Soho Mss. Comprising also a history of the invention and introduction of the steam engine
Smiles, Samuel
3,079 Gutenberg downloadsen2016Difficulty 86 (Specialist)
Opportunities in Aviation
Sweetser, Arthur & Lamont, Gordon
3,079 Gutenberg downloadsen2007Difficulty 58 (Graduate)
The history of steam navigation
Kennedy, John
2,995 Gutenberg downloadsen2023Difficulty 55 (Graduate)
Lectures in Navigation
Draper, Ernest Gallaudet
2,986 Gutenberg downloadsen2008Difficulty 46 (College)
Discoveries and Inventions of the Nineteenth Century
Routledge, Robert
2,921 Gutenberg downloadsen2017Difficulty 51 (Graduate)
The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive
Smiles, Samuel
2,873 Gutenberg downloadsen2014Difficulty 61 (Academic)
German Science Reader An Introduction to Scientific German, for Students of Physics, Chemistry and Engineering
Kroeh, Charles Frederick
2,871 Gutenberg downloadsde2007
A Newly Discovered System of Electrical Medication
Clark, Daniel
2,860 Gutenberg downloadsen2007Difficulty 66 (Academic)
James B. Eads
How, Louis
2,764 Gutenberg downloadsen2008Difficulty 52 (Graduate)
Gunpowder and Ammunition, Their Origin and Progress
Hime, H. W. L. (Henry William Lovett)
2,715 Gutenberg downloadsen2017Difficulty 52 (Graduate)
Life of Richard Trevithick, with an Account of His Inventions. Volume 2 (of 2)
Trevithick, Francis
2,702 Gutenberg downloadsen2014Difficulty 69 (Academic)
The Boy Mechanic, Book 2: 1000 Things for Boys to Do
Unknown
2,678 Gutenberg downloadsen2014Difficulty 49 (College)
The Condition and Tendencies of Technical Education in Germany
Chamberlain, Arthur Henry
2,674 Gutenberg downloadsen2008Difficulty 61 (Academic)
Rambles on Railways
Roney, Cusack P., Sir
2,671 Gutenberg downloadsen2015Difficulty 58 (Graduate)
The Municipal and Sanitary Engineer's Handbook
Boulnois, H. Percy (Henry Percy)
2,626 Gutenberg downloadsen2017Difficulty 74 (Expert)
The evolution of the steam locomotive (1803 to 1898)
Nokes, George Augustus
2,545 Gutenberg downloadsen2024Difficulty 61 (Academic)
The boy mechanic, book 3 : $b 800 things for boys to do
Unknown
2,540 Gutenberg downloadsen2023Difficulty 43 (College)
History of the Royal Sappers and Miners, Volume 2 (of 2) From the Formation of the Corps in March 1712 to the date when its designation was changed to that of Royal Engineers
Connolly, T. W. J. (Thomas William John)
2,537 Gutenberg downloadsen2019Difficulty 95 (Quantum Electrodynamics)
Transactions of the American Society of Civil Engineers, vol. LXXII, June, 1911 Water Purification Plant, Washington, D. C. Results of Operation.
American Society of Civil Engineers & Hardy, E. D.
2,533 Gutenberg downloadsen2008Difficulty 49 (College)
Edison: His Life and Inventions
Dyer, Frank Lewis & Martin, Thomas Commerford
2,517 Gutenberg downloadsen2006Difficulty 62 (Academic)
The Aeroplane Speaks. Fifth Edition
Barber, H. (Horatio)
2,503 Gutenberg downloadsen2007Difficulty 49 (College)
Gas and Oil Engines, Simply Explained An Elementary Instruction Book for Amateurs and Engine Attendants
Runciman, Walter C.
2,477 Gutenberg downloadsen2008Difficulty 57 (Graduate)
English and American tool builders
Roe, Joseph Wickham
2,456 Gutenberg downloadsen2023Difficulty 51 (Graduate)
Jane's All the World's Aircraft. 1913
Unknown
2,456 Gutenberg downloadsen2011Difficulty 71 (Expert)
Tube, Train, Tram, and Car; or, Up-to-date locomotion
Beavan, Arthur H. (Arthur Henry)
2,414 Gutenberg downloadsen2017Difficulty 62 (Academic)
Encyclopaedia Britannica, 11th Edition, "Armour Plates" to "Arundel, Earls of" Volume 2, Slice 6
Various
2,381 Gutenberg downloadsen2010Difficulty 57 (Graduate)
Aviation in Peace and War
Sykes, Frederick Hugh, Sir
2,338 Gutenberg downloadsen2008Difficulty 61 (Academic)
Inventions in the century
Doolittle, William H. (William Henry)
2,297 Gutenberg downloadsen2011Difficulty 67 (Academic)
Passages from the Life of a Philosopher
Babbage, Charles
2,255 Gutenberg downloadsen2018Difficulty 51 (Graduate)
Pumps and Hydraulics, Part 1 (of 2)
Hawkins, N. (Nehemiah)
2,251 Gutenberg downloadsen2018Difficulty 50 (College)
A History of the Growth of the Steam-Engine
Thurston, Robert Henry
2,236 Gutenberg downloadsen2011Difficulty 57 (Graduate)
Learning to Fly: A Practical Manual for Beginners
Grahame-White, Claude & Harper, Harry
2,190 Gutenberg downloadsen2008Difficulty 55 (Graduate)
The Life of Thomas Telford, Civil Engineer With an Introductory History of Roads and Travelling in Great Britain
Smiles, Samuel
2,164 Gutenberg downloadsen1997Difficulty 70 (Academic)
The Principles of Leather Manufacture
Procter, H. R. (Henry Richardson)
2,120 Gutenberg downloadsen2018Difficulty 74 (Expert)
Steamships and their story
Chatterton, E. Keble (Edward Keble)
2,115 Gutenberg downloadsen2023Difficulty 64 (Academic)
Encyclopaedia Britannica, 11th Edition, "Destructors" to "Diameter" Volume 8, Slice 3
Various
2,111 Gutenberg downloadsen2009Difficulty 60 (Graduate)
The Modern Clock A Study of Time Keeping Mechanism; Its Construction, Regulation and Repair
Goodrich, Ward L.
2,079 Gutenberg downloadsen2020Difficulty 49 (College)
The American Printer: A Manual of Typography Containing practical directions for managing all departments of a printing office, as well as complete instructions for apprentices; with several useful tables, numerous schemes for imposing forms in every variety, hints to authors, etc.
MacKellar, Thomas
2,076 Gutenberg downloadsen2018Difficulty 68 (Academic)
Scientific American, Volume 56, No. 9, February 26, 1887
Various
2,030 Gutenberg downloadsen2015Difficulty 54 (Graduate)
The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting
Martin, Thomas Commerford
2,024 Gutenberg downloadsen2012Difficulty 57 (Graduate)
Cotton Weaving and Designing 6th Edition
Taylor, John T.
1,999 Gutenberg downloadsen2018Difficulty 53 (Graduate)
The Boy Electrician
Morgan, Alfred Powell
1,986 Gutenberg downloadsen2020Difficulty 47 (College)
Sewerage and Sewage Treatment
Babbitt, Harold E. (Harold Eaton)
1,971 Gutenberg downloadsen2020Difficulty 58 (Graduate)
Lightships and Lighthouses
Talbot, Frederick Arthur Ambrose
1,948 Gutenberg downloadsen2016Difficulty 61 (Academic)
The automobile owner's guide
Scholl, Frank B.
1,937 Gutenberg downloadsen2022Difficulty 63 (Academic)
Aërial Navigation A Popular Treatise on the Growth of Air Craft and on Aëronautical Meteorology
Zahm, Albert Francis
1,935 Gutenberg downloadsen2019Difficulty 53 (Graduate)
Woodworking Tools 1600-1900
Welsh, Peter C.
1,932 Gutenberg downloadsen2008Difficulty 54 (Graduate)
The Modern Bicycle and Its Accessories
Schwalbach, Alex & Wilcox, Julius
1,925 Gutenberg downloadsen2018Difficulty 63 (Academic)
My Life and Work
Ford, Henry & Crowther, Samuel
1,923 Gutenberg downloadsen2005Difficulty 44 (College)
The Manufacture of Chocolate and other Cacao Preparations
Zipperer, Paul
1,915 Gutenberg downloadsen2017Difficulty 57 (Graduate)
Giant brains; or, Machines that think
Berkeley, Edmund Callis
1,898 Gutenberg downloadsen2022Difficulty 48 (College)
The life of Isambard Kingdom Brunel, Civil Engineer
Brunel, Isambard
1,897 Gutenberg downloadsen2012Difficulty 57 (Graduate)
The works of the highly experienced and famous chymist, John Rudolph Glauber : $b containing, great variety of choice secrets in medicine and alchymy in the working of metallick mines, and the separation of metals: also, various cheap and easie ways of making salt-petre, and improving of barren-land, and the fruits of the earth.
Glauber, Johann Rudolf
1,886 Gutenberg downloadsen2024Difficulty 69 (Academic)
The Story of the Typewriter, 1873-1923
Herkimer County Historical Society
1,872 Gutenberg downloadsen2019Difficulty 58 (Graduate)
Cyclopedia of Telephony and Telegraphy, Vol. 1 A General Reference Work on Telephony, etc. etc.
American School of Correspondence
1,871 Gutenberg downloadsen2005Difficulty 74 (Expert)
The Wright Brothers
Kelly, Fred C. (Fred Charters)
1,865 Gutenberg downloadsen2022Difficulty 49 (College)
The Railway Conquest of the World
Talbot, Frederick Arthur Ambrose
1,859 Gutenberg downloadsen2021Difficulty 65 (Academic)
Philipp Reis: Inventor of the Telephone A Biographical Sketch
Thompson, Silvanus P. (Silvanus Phillips)
1,851 Gutenberg downloadsen2018Difficulty 59 (Graduate)
Tunneling: A Practical Treatise.
Prelini, Charles
1,849 Gutenberg downloadsen2019Difficulty 54 (Graduate)
A treatise on the origin, progress, prevention, and cure of dry rot in timber : $b with remarks on the means of preserving wood from destruction by sea worms, beetles, ants, etc.
Britton, Thomas Allen
1,820 Gutenberg downloadsen2017Difficulty 57 (Graduate)
Garden Cities of To-Morrow Being the Second Edition of "To-Morrow: a Peaceful Path to Real Reform"
Howard, Ebenezer, Sir
1,808 Gutenberg downloadsen2014Difficulty 63 (Academic)
Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant.
Thomssen, Edgar George
1,799 Gutenberg downloadsen2010Difficulty 56 (Graduate)
Lightning Rod Conference Report of the Delegates from the Following Societies, Viz.: Meteorological Society, Royal Institute of British Architects, Society of Telegraph Engineers and of Electricians, Physical Society. With a Code of Rules for the Erection of Lightning Conductors; and Various Appendices
Unknown
1,755 Gutenberg downloadsen2018Difficulty 62 (Academic)
The watchmakers' hand book : $b intended as a workshop companion for those engaged in watchmaking and allied mechanical arts
Saunier, Claudius
1,754 Gutenberg downloadsen2025Difficulty 65 (Academic)
Carriages & Coaches: Their History & Their Evolution
Straus, Ralph
1,752 Gutenberg downloadsen2014Difficulty 55 (Graduate)
Aircraft and Submarines The Story of the Invention, Development, and Present-Day Uses of War's Newest Weapons
Abbot, Willis J. (Willis John)
1,733 Gutenberg downloadsen2009Difficulty 59 (Graduate)
Forge work
Ilgen, William L. (William Lewis)
1,723 Gutenberg downloadsen2016Difficulty 42 (College)
Nature's Teachings: Human Invention Anticipated by Nature
Wood, J. G. (John George)
1,722 Gutenberg downloadsen2016Difficulty 51 (Graduate)
A History of Aeronautics
Vivian, Evelyn Charles & Marsh, W. Lockwood (William Lockwood)
1,717 Gutenberg downloadsen2018Difficulty 60 (Graduate)
Autobiography of Sir John Rennie, F.R.S., Past President of the Institute of Civil Engineers Comprising the history of his professional life, together with reminiscences dating from the commencement of the century to the present time.
Rennie, John, Sir
1,716 Gutenberg downloadsen2017Difficulty 63 (Academic)
Lighthouses and Lightships A Descriptive and Historical Account of Their Mode of Construction and Organization
Adams, W. H. Davenport (William Henry Davenport)
1,713 Gutenberg downloadsen2018Difficulty 56 (Graduate)
Aircraft : $b its development in war and peace and its commercial future
David, Evan John
1,712 Gutenberg downloadsen2024Difficulty 61 (Academic)
Essays on the Microscope Containing a Practical Description of the Most Improved Microscopes, a General History of Insects, etc., etc.
Adams, George
1,707 Gutenberg downloadsen2020Difficulty 62 (Academic)
Terrestrial and Celestial Globes Volume 2 Their History and Construction Including a Consideration of their Value as Aids in the Study of Geography and Astronomy
Stevenson, Edward Luther
1,698 Gutenberg downloadsen2012Difficulty 58 (Graduate)
Field artillery materiel
Unknown
1,690 Gutenberg downloadsen2023Difficulty 58 (Graduate)
Flying Machines: Construction and Operation A Practical Book Which Shows, in Illustrations, Working Plans and Text, How to Build and Navigate the Modern Airship
Jackman, William J. (William James) & Chanute, Octave & Russell, Thomas Herbert
1,687 Gutenberg downloadsen1997Difficulty 56 (Graduate)
The Rise of Rail-Power in War and Conquest, 1833-1914
Pratt, Edwin A.
1,673 Gutenberg downloadsen2013Difficulty 78 (Expert)
Glue, gelatine, animal charcoal, phosphorous, cements, pastes and mucilages : $b comprising the raw materials and manufacture of skin and bone glue, different varieties of glue, animal charcoal, phosphorus, gelatine and products prepared from it; isinglass and fish-glue, methods of testing glue and gelatine, and the preparation and application of cements, pastes and mucilages for use in the workshop, laboratory, and office
Dawidowsky, F. (Ferdinand)
1,671 Gutenberg downloadsen2016Difficulty 91 (Quantum Electrodynamics)
Twentieth Century Inventions: A Forecast
Sutherland, George
1,647 Gutenberg downloadsen2010Difficulty 70 (Academic)
The Project Gutenberg RST Manual
Perathoner, Marcello
1,646 Gutenberg downloadsen2001Difficulty 50 (College)
Makers of Many Things
Tappan, Eva March
1,644 Gutenberg downloadsen2009Difficulty 45 (College)
The Jacquard Machine Analyzed and Explained With an appendix on the preparation of jacquard cards, and practical hints to learners of jacquard designing
Posselt, E. A. (Emanuel Anthony)
1,636 Gutenberg downloadsen2017Difficulty 51 (Graduate)
The gunsmith's manual : $b A complete handbook for the American gunsmith, being a practical guide to all branches of the trade
Stelle, J. Parish (James Parish) & Harrison, Wm. B. (William B.)
1,633 Gutenberg downloadsen2023Difficulty 64 (Academic)
The Panama Canal
Haskin, Frederic J. (Frederic Jennings)
1,629 Gutenberg downloadsen2013Difficulty 56 (Graduate)
Ocean Steamships A popular account of their construction, development, management and appliances
Chadwick, French Ensor & Gould, John H. & Hunt, Ridgely & Kelley, J. D. Jerrold (James Douglas Jerrold) & Rideing, William H. (William Henry) & Seaton, A. E. (Albert Edward)
1,609 Gutenberg downloadsen2017Difficulty 72 (Expert)
The Boy's Book of New Inventions
Maule, Harry E. (Harry Edward)
1,601 Gutenberg downloadsen2014Difficulty 60 (Graduate)
Jacquard Weaving and Designing
Bell, T. F.
1,593 Gutenberg downloadsen2016Difficulty 50 (College)
Electric Transmission of Water Power
Adams, Alton D. (Alton Dermont)
1,588 Gutenberg downloadsen2015Difficulty 61 (Academic)
Lives of the Engineers The Locomotive. George and Robert Stephenson
Smiles, Samuel
1,586 Gutenberg downloadsen2009Difficulty 61 (Academic)
The Pencil of Nature
Talbot, William Henry Fox
1,580 Gutenberg downloadsen2010Difficulty 56 (Graduate)
Artificial Light: Its Influence upon Civilization
Luckiesh, Matthew
1,572 Gutenberg downloadsen2006Difficulty 63 (Academic)
The Lathe & Its Uses Or, Instruction in the Art of Turning Wood and Metal. Including a Description of the Most Modern Appliances for the Ornamentation of Plane and Curved Surfaces. With an Appendix, in Which is Described an Entirely Novel Form of Lathe for Eccentric and Rose Engine Turning; a Lathe and Planing Machine Combined; and Other Valuable Matter Relating to the Art.
Lukin, James
1,570 Gutenberg downloadsen2019Difficulty 53 (Graduate)
Attack of Fortified Places. Including Siege-works, Mining, and Demolitions. Prepared for the use of the Cadets of the United States Military Academy
Mercur, James
1,567 Gutenberg downloadsen2019Difficulty 52 (Graduate)
Railway Adventures and Anecdotes: Extending over More Than Fifty Years
Unknown
1,563 Gutenberg downloadsen2010Difficulty 68 (Academic)
Two Centuries of Shipbuilding by the Scotts at Greenock
Scotts' Shipbuilding & Engineering Co. Ltd.
1,552 Gutenberg downloadsen2017Difficulty 56 (Graduate)
Aviation Engines: Design—Construction—Operation and Repair
Pagé, Victor Wilfred
1,549 Gutenberg downloadsen2011Difficulty 74 (Expert)
Langley Memoir on Mechanical Flight, Parts I and II Smithsonian Contributions to Knowledge, Volume 27 Number 3, Publication 1948, 1911
Langley, S. P. (Samuel Pierpont) & Manly, Charles M. (Charles Matthews)
1,544 Gutenberg downloadsen2015Difficulty 53 (Graduate)
The Manufacture of Paper With Illustrations, and a Bibliography of Works Relating to Cellulose and Paper-Making
Sindall, R. W. (Robert Walter)
1,543 Gutenberg downloadsen2014Difficulty 54 (Graduate)
Hardware, estimating, and mill design
Unknown
1,532 Gutenberg downloadsen2024Difficulty 56 (Graduate)
Motorcycle, Solo (Harley-Davidson Model WLA)
United States. War Department
1,523 Gutenberg downloadsen2016Difficulty 57 (Graduate)
Surveying and Levelling Instruments, Theoretically and Practically Described. For construction, qualities, selection, preservation, adjustments, and uses; with other apparatus and appliances used by civil engineers and surveyors in the field.
Stanley, William Ford
1,480 Gutenberg downloadsen2020Difficulty 73 (Expert)
Textiles, for Commercial, Industrial, and Domestic Arts Schools Also Adapted to Those Engaged in Wholesale and Retail Dry Goods, Wool, Cotton, and Dressmaker's Trades
Dooley, William H. (William Henry)
1,475 Gutenberg downloadsen2007Difficulty 54 (Graduate)
The Jargon File, Version 2.9.10, 01 Jul 1992
Unknown
1,458 Gutenberg downloadsen1992Difficulty 64 (Academic)
The Mechanical Properties of Wood Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing
Record, Samuel J. (Samuel James)
1,451 Gutenberg downloadsen2004Difficulty 55 (Graduate)
The Automobile Storage Battery: Its Care And Repair
Witte, Otto A.
1,438 Gutenberg downloadsen2009Difficulty 54 (Graduate)
Encyclopaedia Britannica, 11th Edition, "Joints" to "Justinian I." Volume 15, Slice 5
Various
1,431 Gutenberg downloadsen2012Difficulty 65 (Academic)
Maxims and Instructions for the Boiler Room Useful to Engineers, Firemen & Mechanics; Relating to Steam Generators, Pumps, Appliances, Steam Heating, Practical Plumbing, etc.
Hawkins, N. (Nehemiah)
1,429 Gutenberg downloadsen2016Difficulty 60 (Graduate)
Mechanics of the Household A Course of Study Devoted to Domestic Machinery and Household Mechanical Appliances
Keene, E. S. (Edward Spencer)
1,429 Gutenberg downloadsen2016Difficulty 65 (Academic)
The History of the Telephone
Casson, Herbert Newton
1,421 Gutenberg downloadsen1997Difficulty 49 (College)
Modern Cotton Spinning Machinery, Its Principles and Construction
Nasmith, Joseph
1,408 Gutenberg downloadsen2018Difficulty 53 (Graduate)
The modern packing house : $b A complete treatise on the design, construction, equipment and operation of meat packing houses, according to present American praactice, including methods of converting by-products into commercial articles
Wilder, F. W. (Fred William)
1,404 Gutenberg downloadsen2024Difficulty 70 (Academic)
The Modern Railroad
Hungerford, Edward
1,401 Gutenberg downloadsen2012Difficulty 94 (Quantum Electrodynamics)
The Tank Corps
Williams-Ellis, Clough & Williams-Ellis, Amabel
1,394 Gutenberg downloadsen2020Difficulty 60 (Graduate)
The Standard Electrical Dictionary A Popular Dictionary of Words and Terms Used in the Practice of Electrical Engineering
Sloane, T. O'Conor (Thomas O'Conor)
1,391 Gutenberg downloadsen2008Difficulty 54 (Graduate)
An Account of the Bell Rock Light-House Including the Details of the Erection and Peculiar Structure of That Edifice; to Which Is Prefixed a Historical View of the Institution and Progress of the Northern Light-Houses
Stevenson, Robert
1,387 Gutenberg downloadsen2015Difficulty 46 (College)
Time Telling through the Ages
Brearley, Harry Chase
1,382 Gutenberg downloadsen2015Difficulty 53 (Graduate)
Pumps and Hydraulics, Part 2 (of 2)
Hawkins, N. (Nehemiah)
1,377 Gutenberg downloadsen2018Difficulty 56 (Graduate)
The Invention of the Sewing Machine
Cooper, Grace Rogers
1,374 Gutenberg downloadsen2010Difficulty 57 (Graduate)
Scientific American, Volume 40, No. 13, March 29, 1879 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures
Various
1,372 Gutenberg downloadsen2006Difficulty 56 (Graduate)
Rockets, Missiles, and Spacecraft of the National Air and Space Museum, Smithsonian Institution
Murphy, Lynne C.
1,367 Gutenberg downloadsen2018Difficulty 63 (Academic)
Mechanics: The Science of Machinery
Bond, A. Russell (Alexander Russell)
1,361 Gutenberg downloadsen2015Difficulty 53 (Graduate)
Lightning Conductors: Their History, Nature, and Mode of Application
Anderson, Richard, F.C.S.
1,356 Gutenberg downloadsen2017Difficulty 58 (Graduate)
The Puering, Bating & Drenching of Skins
Wood, Joseph Turney
1,346 Gutenberg downloadsen2018Difficulty 53 (Graduate)
The Steam Engine Explained and Illustrated (Seventh Edition) With an Account of Its Invention and Progressive Improvement, and Its Application to Navigation and Railways; Including Also a Memoir of Watt
Lardner, Dionysius
1,333 Gutenberg downloadsen2013Difficulty 76 (Expert)
Fences, Gates and Bridges: A Practical Manual
Unknown
1,332 Gutenberg downloadsen2018Difficulty 45 (College)
Moving Pictures: How They Are Made and Worked
Talbot, Frederick Arthur Ambrose
1,330 Gutenberg downloadsen2022Difficulty 64 (Academic)
Early American Scientific Instruments and Their Makers
Bedini, Silvio A.
1,327 Gutenberg downloadsen2012Difficulty 70 (Academic)
The Story of Great Inventions
Burns, Elmer Ellsworth
1,322 Gutenberg downloadsen2011Difficulty 57 (Graduate)
Experiments with Alternate Currents of High Potential and High Frequency A Lecture Delivered before the Institution of Electrical Engineers, London
Tesla, Nikola
1,316 Gutenberg downloadsen2004Difficulty 63 (Academic)
Men of Invention and Industry
Smiles, Samuel
1,311 Gutenberg downloadsen1996Difficulty 54 (Graduate)
Lead Smelting and Refining, With Some Notes on Lead Mining
Unknown
1,308 Gutenberg downloadsen2020Difficulty 54 (Graduate)
Illustrated Catalogue of Locomotives; Baldwin Locomotive Works
Baldwin Locomotive Works
1,306 Gutenberg downloadsen2012Difficulty 55 (Graduate)
Debian GNU/Linux : Guide to Installation and Usage
Goerzen, John & Othman, Ossama
1,304 Gutenberg downloadsen2004Difficulty 51 (Graduate)
A short history of the printing press and of the improvements in printing machinery from the time of Gutenberg up to the present day
Hoe, Robert
1,303 Gutenberg downloadsen2020Difficulty 61 (Academic)
Seasoning of Wood
Wagner, J. B. (Joseph Bernard)
1,291 Gutenberg downloadsen2008Difficulty 59 (Graduate)
Farm Engines and How to Run Them: The Young Engineer's Guide
Stephenson, James H.
1,288 Gutenberg downloadsen2013Difficulty 48 (College)
Computers—the machines we think with
Halacy, D. S. (Daniel Stephen)
1,287 Gutenberg downloadsen2024Difficulty 58 (Graduate)
Irrigation works : $b the principles on which their design and working should be based, with special details relating to Indian canals and some proposed improvements
Bellasis, E. S. (Edward Skelton)
1,286 Gutenberg downloadsen2017Difficulty 51 (Graduate)
Ancient and modern engineering and the Isthmian canal
Burr, William H. (William Hubert)
1,274 Gutenberg downloadsen2025Difficulty 50 (College)
On Naval Timber and Arboriculture With Critical Notes on Authors who have Recently Treated the Subject of Planting
Matthew, Patrick
1,264 Gutenberg downloadsen2016Difficulty 56 (Graduate)
The archæology of Rome, Part 8 : $b The aqueducts
Parker, John Henry
1,264 Gutenberg downloadsen2024Difficulty 53 (Graduate)
Heroes of the Telegraph
Munro, John
1,257 Gutenberg downloadsen1997Difficulty 57 (Graduate)
A Practical Treatise on Gas-light Exhibiting a Summary Description of the Apparatus and Machinery Best Calculated for Illuminating Streets, Houses, and Manufactories, with Carburetted Hydrogen, or Coal-Gas, with Remarks on the Utility, Safety, and General Nature of this new Branch of Civil Economy.
Accum, Friedrich Christian
1,256 Gutenberg downloadsen2014Difficulty 60 (Graduate)
The Art of Paper-Making A Practical Handbook of the Manufacture of Paper from Rags, Esparto, Straw, and Other Fibrous Materials, Including the Manufacture of Pulp from Wood Fibre
Watt, Alexander
1,250 Gutenberg downloadsen2017Difficulty 68 (Academic)
An Introduction to Machine Drawing and Design
Low, David Allan
1,249 Gutenberg downloadsen2012Difficulty 48 (College)
Harper's Electricity Book for Boys
Adams, Joseph H. (Joseph Henry)
1,246 Gutenberg downloadsen2021Difficulty 59 (Graduate)
The Art of Bookbinding: A practical treatise, with plates and diagrams
Zaehnsdorf, Joseph William
1,242 Gutenberg downloadsen2016Difficulty 51 (Graduate)
Induction Coils, How to Make, Use, and Repair Them. Including Ruhmkorff, Tesla, and Medical Coils, Roentgen Radiography, Etc. Etc.
Norrie, H. S.
1,236 Gutenberg downloadsen2017Difficulty 50 (College)
Underground: Hacking, madness and obsession on the electronic frontier
Dreyfus, Suelette
1,236 Gutenberg downloadsen2003Difficulty 53 (Graduate)
Portable Flame Thrower M2-2
United States. War Department
1,227 Gutenberg downloadsen2016Difficulty 53 (Graduate)
Encyclopaedia Britannica, 11th Edition, "Hydromechanics" to "Ichnography" Volume 14, Slice 2
Various
1,216 Gutenberg downloadsen2012Difficulty 70 (Academic)
Hawkins Electrical Guide v. 04 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
1,213 Gutenberg downloadsen2015Difficulty 75 (Expert)
Handbook of Railroad Construction; For the use of American engineers. Containing the necessary rules, tables, and formulæ for the location, construction, equipment, and management of railroads, as built in the United States.
Vose, George L. (George Leonard)
1,206 Gutenberg downloadsen2018Difficulty 40 (High School)
American Rural Highways
Agg, T. R. (Thomas Radford)
1,203 Gutenberg downloadsen2009Difficulty 74 (Expert)
Water Supply: the Present Practice of Sinking and Boring Wells With Geological Considerations and Examples of Wells Executed
Spon, Ernest
1,199 Gutenberg downloadsen2014Difficulty 64 (Academic)
History of Sanitation
Cosgrove, J. J. (John Joseph)
1,181 Gutenberg downloadsen2015Difficulty 66 (Academic)
Mariner Mission to Venus
Jet Propulsion Laboratory (U.S.)
1,180 Gutenberg downloadsen2017Difficulty 64 (Academic)
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad The Terminal Station - West
Cresson, Benjamin Franklin
1,172 Gutenberg downloadsen2005Difficulty 49 (College)
Wireless Telegraph Construction For Amateurs
Morgan, Alfred Powell
1,168 Gutenberg downloadsen2020Difficulty 56 (Graduate)
Wonderful Balloon Ascents; Or, The Conquest of the Skies A History of Balloons and Balloon Voyages
Marion, Fulgence
1,166 Gutenberg downloadsen1997Difficulty 59 (Graduate)
Airplane Photography
Ives, Herbert Eugene
1,157 Gutenberg downloadsen2016Difficulty 58 (Graduate)
Keely and His Discoveries: Aerial Navigation
Moore, Bloomfield H., Mrs.
1,153 Gutenberg downloadsen2018Difficulty 60 (Graduate)
The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel
Colvin, Fred H. (Fred Herbert) & Juthe, K. A. (Kristian A.)
1,151 Gutenberg downloadsen2007Difficulty 52 (Graduate)
The Bark Canoes and Skin Boats of North America
Adney, Tappan & Chapelle, Howard Irving
1,147 Gutenberg downloadsen2016Difficulty 53 (Graduate)
Shipbuilding from its beginnings. Vol. 1 (of 3)
Konijnenburg, E. van (Emile)
1,146 Gutenberg downloadsen2024Difficulty 55 (Graduate)
Railway Construction
Mills, William Hemingway
1,140 Gutenberg downloadsen2015Difficulty 64 (Academic)
Glass Manufacture
Rosenhain, Walter
1,130 Gutenberg downloadsen2016Difficulty 82 (Specialist)
Pyrotechnics: The History and Art of Firework Making
Brock, Alan St. H. (Alan St. Hill)
1,130 Gutenberg downloadsen2021Difficulty 62 (Academic)
History of electric light
Schroeder, Henry
1,128 Gutenberg downloadsen2022Difficulty 70 (Academic)
Motion Picture Operation, Stage Electrics and Illusions A Practical Hand-book and Guide for Theater Electricians, Motion Picture Operators and Managers of Theaters and Productions
Horstmann, Henry Charles & Tousley, Victor H. (Victor Hugo)
1,122 Gutenberg downloadsen2014Difficulty 56 (Graduate)
Pyrometry: A Practical Treatise on the Measurement of High Temperatures
Darling, Charles R. (Charles Robert)
1,118 Gutenberg downloadsen2018Difficulty 71 (Expert)
Experimental Mechanics A Course of Lectures Delivered at the Royal College of Science for Ireland
Ball, Robert S. (Robert Stawell)
1,112 Gutenberg downloadsen2020Difficulty 48 (College)
The Telescope
Bell, Louis
1,111 Gutenberg downloadsen2016Difficulty 66 (Academic)
The History of Coaches
Thrupp, George Athelstane
1,110 Gutenberg downloadsen2015Difficulty 55 (Graduate)
The Steam Engine Familiarly Explained and Illustrated With an historical sketch of its invention and progressive improvement; its applications to navigation and railways; with plain axioms for railway speculators
Lardner, Dionysius
1,102 Gutenberg downloadsen2017Difficulty 55 (Graduate)
Painting by Immersion and by Compressed Air: A Practical Handbook
Jennings, Arthur Seymour
1,097 Gutenberg downloadsen2018Difficulty 55 (Graduate)
Chats on Old Clocks
Hayden, Arthur
1,096 Gutenberg downloadsen2014Difficulty 57 (Graduate)
The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony
Collins, A. Frederick (Archie Frederick)
1,094 Gutenberg downloadsen2004Difficulty 63 (Academic)
Leonardo da Vinci, Pathfinder of Science
Gillette, Henry S.
1,088 Gutenberg downloadsen2017Difficulty 51 (Graduate)
Records of Steam Boiler Explosions
Marten, Edward Bindon
1,087 Gutenberg downloadsen2014Difficulty 61 (Academic)
Self-Help Mechanical Drawing: An Educational Treatise
Hawkins, N. (Nehemiah)
1,087 Gutenberg downloadsen2022Difficulty 59 (Graduate)
A Text-book of Paper-making
Cross, C. F. (Charles Frederick) & Bevan, E. J. (Edward John)
1,085 Gutenberg downloadsen2018Difficulty 64 (Academic)
The filtration of public water-supplies Third edition, revised and enlarged.
Hazen, Allen
1,085 Gutenberg downloadsen2022Difficulty 66 (Academic)
Handbuch der Geschichte der Buchdruckerkunst. Zweiter Teil Wiedererwachen und neue Blüte der Kunst. 1751-1882.
Lorck, Carl Berendt
1,083 Gutenberg downloadsde2019
Turning and Boring A specialized treatise for machinists, students in the industrial and engineering schools, and apprentices, on turning and boring methods, including modern practice with engine lathes, turret lathes, vertical and horizontal boring machines
Jones, Franklin Day
1,083 Gutenberg downloadsen2010Difficulty 62 (Academic)
Modern Copper Smelting being lectures delivered at Birmingham University, greatly extended and adapted and with and introduction on the history, uses and properties of copper.
Levy, Donald M.
1,079 Gutenberg downloadsen2019Difficulty 61 (Academic)
Scientific American magazine Vol 2. No. 3 Oct 10 1846 The Advocate of Industry and Journal of Scientific, Mechanical and Other Improvements
Various
1,079 Gutenberg downloadsen2009Difficulty 49 (College)
Story of the automobile: Its history and development from 1760 to 1917 With an analysis of the standing and prospects of the automobile industry
Barber, H. L. (Herbert Lee)
1,075 Gutenberg downloadsen2021Difficulty 67 (Academic)
Principles and Practice of Fur Dressing and Fur Dyeing
Austin, William E.
1,071 Gutenberg downloadsen2013Difficulty 50 (College)
The Railway Library, 1909 A Collection of Noteworthy Chapters, Addresses, and Papers Relating to Railways, Mostly Published During the Year
Unknown
1,069 Gutenberg downloadsen2015Difficulty 59 (Graduate)
Stair-building and the steel square : $b A manual of practical instruction in the art of stair-building and hand-railing, and the manifold uses of the steel square
Hodgson, Fred T. (Frederick Thomas) & Williams, Morris
1,068 Gutenberg downloadsen2020Difficulty 49 (College)
The New York Subway, Its Construction and Equipment
Interborough Rapid Transit Company
1,064 Gutenberg downloadsen2006Difficulty 62 (Academic)
James Nasmyth, Engineer: An Autobiography
Nasmyth, James
1,054 Gutenberg downloadsen1996Difficulty 64 (Academic)
The Romance of Modern Mechanism With Interesting Descriptions in Non-technical Language of Wonderful Machinery and Mechanical Devices and Marvellously Delicate Scientific Instruments
Williams, Archibald
1,054 Gutenberg downloadsen2014Difficulty 57 (Graduate)
The Face of the Earth as Seen from the Air A Study in the Application of Airplane Photography to Geography
Lee, Willis T. (Willis Thomas)
1,053 Gutenberg downloadsen2020Difficulty 59 (Graduate)
The Romance of Modern Invention Containing Interesting Descriptions in Non-technical Language of Wireless Telegraphy, Liquid Air, Modern Artillery, Submarines, Dirigible Torpedoes, Solar Motors, Airships, &c. &c.
Williams, Archibald
1,052 Gutenberg downloadsen2012Difficulty 56 (Graduate)
The Valuation of Public Service Corporation Property Transactions of the American Society of Civil Engineers, vol. LXXII, June, 1911, ASCE 1190
Riggs, Henry Earle
1,051 Gutenberg downloadsen2016Difficulty 70 (Academic)
Cotton Manufacturing
Brooks, Christopher Parkinson
1,044 Gutenberg downloadsen2018Difficulty 67 (Academic)
Free as in Freedom: Richard Stallman's Crusade for Free Software
Williams, Sam
1,031 Gutenberg downloadsen2004Difficulty 57 (Graduate)
Technology and Books for All
Lebert, Marie
1,020 Gutenberg downloadsen2008Difficulty 61 (Academic)
The Curtiss Aviation Book
Curtiss, Glenn Hammond & Post, Augustus
1,016 Gutenberg downloadsen2021Difficulty 54 (Graduate)
The Library of Work and Play: Working in Metals
Sleffel, Charles Conrad
1,009 Gutenberg downloadsen2014Difficulty 33 (High School)
Straw Hats: Their history and manufacture
Inwards, Harry
1,008 Gutenberg downloadsen2015Difficulty 56 (Graduate)
Records of a Family of Engineers
Stevenson, Robert Louis
1,005 Gutenberg downloadsen1995Difficulty 54 (Graduate)
Die Welt auf Schienen Eine Darstellung der Einrichtungen und des Betriebs auf den Eisenbahnen des Fernverkehrs, Nebst einer Geschichte der Eisenbahn
Fürst, Artur
997 Gutenberg downloadsde2016
Kinematics of Mechanisms from the Time of Watt
Ferguson, Eugene S.
995 Gutenberg downloadsen2008Difficulty 59 (Graduate)
From Paper-mill to Pressroom
Wheelwright, William Bond
993 Gutenberg downloadsen2015Difficulty 60 (Graduate)
Development of Gravity Pendulums in the 19th Century Contributions from the Museum of History and Technology, Papers 34-44 On Science and Technology, Smithsonian Institution, 1966
Lenzen, Victor F. (Victor Fritz) & Multhauf, Robert P.
989 Gutenberg downloadsen2011Difficulty 66 (Academic)
Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The North River Tunnels. Paper No. 1155
Hewett, Bertram Henry Majendie & Brown, W. L.
988 Gutenberg downloadsen2013Difficulty 47 (College)
Der Weltverkehr Telegraphie und Post, Eisenbahnen und Schiffahrt, in ihrer Entwickelung dargestellt
Geistbeck, Michael
984 Gutenberg downloadsde2016
Electric Bells and All About Them: A Practical Book for Practical Men
Bottone, Selimo Romeo
982 Gutenberg downloadsen2012Difficulty 51 (Graduate)
The American Electro Magnetic Telegraph With the Reports of Congress, and a Description of All Telegraphs Known, Employing Electricity or Galvanism
Vail, Alfred
979 Gutenberg downloadsen2020Difficulty 61 (Academic)
Soldering, Brazing and Welding
Unknown
978 Gutenberg downloadsen2016Difficulty 51 (Graduate)
Gunnery in 1858: Being a Treatise on Rifles, Cannon, and Sporting Arms Explaining the Principles of the Science of Gunnery, and Describing the Newest Improvements in Fire-Arms
Greener, William
973 Gutenberg downloadsen2013Difficulty 83 (Specialist)
The First Airplane Diesel Engine: Packard Model DR-980 of 1928
Meyer, Robert B.
973 Gutenberg downloadsen2010Difficulty 58 (Graduate)
Earthwork Slips and Subsidences upon Public Works Their Causes, Prevention, and Reparation
Newman, John
965 Gutenberg downloadsen2017Difficulty 67 (Academic)
The American Railway: Its Construction, Development, Management, and Appliances
Clarke, Thomas Curtis
965 Gutenberg downloadsen2017Difficulty 88 (Specialist)
History of the Water Supply of the World arranged in a comprehensive form from eminent authorities, containing a description of the various methods of water supply, pollution and purification of waters, and sanitary effects, with analyses of potable waters, also geology and water strata of Hamilton county, Ohio, statistics of the Ohio river, proposed water supply of Cincinnati.
Bell, Thomas J. (Thomas Jefferson)
963 Gutenberg downloadsen2021Difficulty 55 (Graduate)
A Dictionary of Arts, Manufactures and Mines containing a clear exposition of their principles and practice
Ure, Andrew
960 Gutenberg downloadsen2014Difficulty 69 (Academic)
Life of Robert Stevenson, Civil Engineer
Stevenson, David
959 Gutenberg downloadsen2017Difficulty 64 (Academic)
The stereoscope : $b its history, theory, and construction, with its application to the fine and useful arts and to education
Brewster, David
957 Gutenberg downloadsen2023Difficulty 59 (Graduate)
The Boot and Shoe Manufacturers' Assistant and Guide. Containing a Brief History of the Trade. History of India-rubber and Gutta-percha, and Their Application to the Manufacture of Boots and Shoes. Full Instructions in the Art, With Diagrams and Scales, Etc., Etc. Vulcanization and Sulphurization, English and American Patents. With an Elaborate Treatise on Tanning.
Unknown
953 Gutenberg downloadsen2019Difficulty 62 (Academic)
The Science of Brickmaking
Harris, George Frederick
951 Gutenberg downloadsen2019Difficulty 58 (Graduate)
An Analysis of the Lever Escapement
Playtner, H. R.
950 Gutenberg downloadsen2007Difficulty 53 (Graduate)
H. G. Hawker, airman: his life and work
Hawker, Muriel
949 Gutenberg downloadsen2021Difficulty 67 (Academic)
Scientific American, Vol. XXXIX.No. 6. [New Series.], August 10, 1878
Various
949 Gutenberg downloadsen2013Difficulty 54 (Graduate)
The Useful Arts Employed in the Construction of Dwelling Houses. Second Edition
Anonymous
946 Gutenberg downloadsen2022Difficulty 65 (Academic)
How It Flies; or, The Conquest of the Air The Story of Man's Endeavors to Fly and of the Inventions by Which He Has Succeeded
Ferris, Richard
945 Gutenberg downloadsen2017Difficulty 51 (Graduate)
The Wright Brothers' Engines and Their Design
Hobbs, Leonard S.
943 Gutenberg downloadsen2012Difficulty 68 (Academic)
The platinum metals
Lumb, Arthur Douglas
938 Gutenberg downloadsen2020Difficulty 59 (Graduate)
Invention and Discovery: Curious Facts and Characteristic Sketches
Anonymous
936 Gutenberg downloadsen2014Difficulty 60 (Graduate)
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The East River Tunnels. Paper No. 1159
Brace, James H. & Mason, Francis & Woodard, S. H.
930 Gutenberg downloadsen2006Difficulty 42 (College)
Lippincott's Magazine of Popular Literature and Science, Volume 11, No. 22, January, 1873
Various
927 Gutenberg downloadsen2004Difficulty 54 (Graduate)
A Manual of Shoemaking and Leather and Rubber Products
Dooley, William H. (William Henry)
922 Gutenberg downloadsen2017Difficulty 50 (College)
Mechanical Devices in the Home
Allen, Edith
918 Gutenberg downloadsen2014Difficulty 43 (College)
How to Install Electric Bells, Annunciators, and Alarms. Including Batteries, Wires and Wiring, Circuits, Pushes, Bells, Burglar Alarms, High and Low Water Alarms, Fire Alarms, Thermostats, Annunciators, and the Location and Remedying of Troubles
Schneider, Norman H. (Norman Hugh)
917 Gutenberg downloadsen2018Difficulty 53 (Graduate)
A manual of face brick construction
American Face Brick Association
915 Gutenberg downloadsen2022Difficulty 56 (Graduate)
The Crystal Palace : $b its architectural history and constructive marvels
Berlyn, Peter & Fowler, Charles, Jr.
914 Gutenberg downloadsen2013Difficulty 78 (Expert)
Dirigible Balloons
Hayward, Charles B. (Charles Brian)
913 Gutenberg downloadsen2020Difficulty 57 (Graduate)
The Dominion of the Air: The Story of Aerial Navigation
Bacon, John M. (John Mackenzie)
908 Gutenberg downloadsen1997Difficulty 56 (Graduate)
Every-day Science: Volume 6. The Conquest of Nature
Williams, Henry Smith & Williams, Edward Huntington
906 Gutenberg downloadsen2013Difficulty 53 (Graduate)
Torpedoes and Torpedo Warfare Containing a Complete and Concise Account of the Rise and Progress of Submarine Warfare
Sleeman, Charles William
900 Gutenberg downloadsen2014Difficulty 64 (Academic)
The Romance of Industry and Invention
Unknown
899 Gutenberg downloadsen2011Difficulty 67 (Academic)
Hawkins Electrical Guide v. 02 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
898 Gutenberg downloadsen2015Difficulty 60 (Graduate)
A handbook of laboratory glass-blowing
Bolas, Bernard D. (Bernard Dell)
897 Gutenberg downloadsen2010Difficulty 54 (Graduate)
Vacuum cleaning systems : $b A treatise on the principles and practice of mechanical cleaning
Cooley, M. S. (Maxwell Stephens)
894 Gutenberg downloadsen2023Difficulty 59 (Graduate)
Slipstream: the autobiography of an air craftsman
Wilson, Eugene E.
893 Gutenberg downloadsen2023Difficulty 62 (Academic)
The Draughtsman's Handbook of Plan and Map Drawing Including instructions for the preparation of engineering, architectural, and mechanical drawings.
André, George G. (George Guillaume)
890 Gutenberg downloadsen2018Difficulty 50 (College)
Ancient Egyptian and Greek Looms
Roth, H. Ling (Henry Ling)
889 Gutenberg downloadsen2008Difficulty 47 (College)
Samuel F. B. Morse, His Letters and Journals In Two Volumes, Volume II
Morse, Samuel Finley Breese
887 Gutenberg downloadsen2004Difficulty 55 (Graduate)
The Submarine in War and Peace: Its Development and its Possibilities
Lake, Simon
883 Gutenberg downloadsen2014Difficulty 66 (Academic)
On the Origin of Clockwork, Perpetual Motion Devices, and the Compass
Price, Derek J. de Solla (Derek John de Solla)
880 Gutenberg downloadsen2009Difficulty 65 (Academic)
The Dawn of Amateur Radio in the U.K. and Greece: A Personal View
Joly, Norman F.
879 Gutenberg downloadsen1993Difficulty 59 (Graduate)
ABC of the steel square and its uses
Hodgson, Fred T. (Frederick Thomas)
878 Gutenberg downloadsen2015Difficulty 49 (College)
The Blacksmith in Eighteenth-Century Williamsburg An Account of His Life & Times and of His Craft
Gill, Harold B.
877 Gutenberg downloadsen2018Difficulty 61 (Academic)
Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
Anonymous
874 Gutenberg downloadsen2005Difficulty 49 (College)
Practical Methods of Sewage Disposal for Residences, Hotels and Institutions
Ogden, Henry N. (Henry Neely) & Cleveland, H. Burdett (Henry Burdett)
869 Gutenberg downloadsen2017Difficulty 62 (Academic)
Scientific American Supplement, No. 467, December 13, 1884
Various
863 Gutenberg downloadsen2014Difficulty 51 (Graduate)
American Hand Book of the Daguerreotype
Humphrey, S. D. (Samuel Dwight)
859 Gutenberg downloadsen1994Difficulty 61 (Academic)
Aeroplane Construction and Operation
Rathbun, John B.
858 Gutenberg downloadsen2020Difficulty 57 (Graduate)
Masters of Space Morse and the Telegraph; Thompson and the Cable; Bell and the Telephone; Marconi and the Wireless Telegraph; Carty and the Wireless Telephone
Towers, Walter Kellogg
858 Gutenberg downloadsen2004Difficulty 55 (Graduate)
The Story of American Aviation
Ray, Jim
856 Gutenberg downloadsen2018Difficulty 52 (Graduate)
Principles of Mining: Valuation, Organization and Administration
Hoover, Herbert
855 Gutenberg downloadsen2008Difficulty 63 (Academic)
The Recent Revolution in Organ Building Being an Account of Modern Developments
Miller, George Laing
854 Gutenberg downloadsen2007Difficulty 54 (Graduate)
Origin of modern calculating machines
Turck, J. A. V.
851 Gutenberg downloadsen2022Difficulty 63 (Academic)
Printing Telegraphy... A New Era Begins
Kleinschmidt, Edward E.
851 Gutenberg downloadsen2016Difficulty 66 (Academic)
Cyclopedia of Telephony and Telegraphy, Vol. 2 A General Reference Work on Telephony, etc. etc.
American School of Correspondence
845 Gutenberg downloadsen2010Difficulty 76 (Expert)
The 1893 Duryea Automobile In the Museum of History and Technology
Berkebile, Donald H.
844 Gutenberg downloadsen2009Difficulty 56 (Graduate)
Putnam's Automobile Handbook: The Care and Management of the Modern Motor-Car
Brokaw, H. Clifford (Harry Clifford) & Starr, Charles A. (Charles Ackerman)
835 Gutenberg downloadsen2021Difficulty 51 (Graduate)
A Catechism of the Steam Engine
Bourne, John, C. E.
830 Gutenberg downloadsen2004Difficulty 57 (Graduate)
ASCE 1193: The Water-Works and Sewerage of Monterrey, N. L., Mexico The 4th article from the June, 1911, Volume LXXII, Transactions of the American Society of Civil Engineers. Paper No. 1193, Feb. 1, 1911.
Conway, G. R. G. (George Robert Graham)
826 Gutenberg downloadsen2011Difficulty 55 (Graduate)
Synthetic resins and their raw materials A survey of the types and uses of synthetic resins, the organization of the industry, and the trade in resins and raw materials, with particular references to factors essential to tariff consideration. Under the general provisions of section 332, title III, part II, Tariff act of 1930.
United States Tariff Commission
824 Gutenberg downloadsen2022Difficulty 68 (Academic)
A Historical Account of Useful Inventions and Scientific Discoveries Being a manual of instruction and entertainment.
Grant, George
823 Gutenberg downloadsen2016Difficulty 62 (Academic)
Hawkins Electrical Guide v. 08 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
819 Gutenberg downloadsen2015Difficulty 65 (Academic)
The Story of the Airship (Non-rigid) A Study of One of America's Lesser Known Defense Weapons
Allen, Hugh
819 Gutenberg downloadsen2016Difficulty 61 (Academic)
On Laboratory Arts
Threlfall, Richard
818 Gutenberg downloadsen2007Difficulty 54 (Graduate)
The Gunner's Examiner
Cloke, Harold E. (Harold Edward)
817 Gutenberg downloadsen2015Difficulty 56 (Graduate)
Flying Machines Today
Ennis, William D. (William Duane)
814 Gutenberg downloadsen2016Difficulty 61 (Academic)
Workshop on Electronic Texts: Proceedings, 9-10 June 1992
Library of Congress
813 Gutenberg downloadsen1993Difficulty 73 (Expert)
Rubber Hand Stamps and the Manipulation of Rubber A practical treatise on the manufacture of India rubber hand stamps, small articles of India rubber, the hektograph, special inks, cements, and allied subjects
Sloane, T. O'Conor (Thomas O'Conor)
810 Gutenberg downloadsen2021Difficulty 55 (Graduate)
Scaffolding : $b a treatise on the design & erection of scaffolds, gantries, and stagings, with an account of the appliances used in connection therewith for the use of contractors, builders, clerks of works, etc., with a chapter on the legal aspect of the question
Thatcher, A. G. H.
810 Gutenberg downloadsen2023Difficulty 50 (College)
The story of the invention of steel pens : $b with a description of the manufacturing process by which they are produced
Bore, Henry
810 Gutenberg downloadsen2006Difficulty 49 (College)
The First Quarter-Century of Steam Locomotives in North America Remaining Relics and Operable Replicas with a Catalog of Locomotive Models in the U. S. National Museum. United States National Museum Bulletin 210
Oliver, Smith Hempstone
809 Gutenberg downloadsen2016Difficulty 59 (Graduate)
Non-technical chats on iron and steel, and their application to modern industry
Spring, La Verne W. (La Verne Ward)
808 Gutenberg downloadsen2024Difficulty 58 (Graduate)
The Early History of the Airplane
Wright, Orville & Wright, Wilbur
808 Gutenberg downloadsen2008Difficulty 57 (Graduate)
Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.
Various
806 Gutenberg downloadsen2006Difficulty 54 (Graduate)
Illustrations of the Croton Aqueduct
Tower, F. B. (Fayette Bartholomew)
799 Gutenberg downloadsen2021Difficulty 61 (Academic)
Farm Mechanics: Machinery and Its Use to Save Hand Labor on the Farm.
Shearer, Herbert A.
795 Gutenberg downloadsen2012Difficulty 42 (College)
How to build a house : $b an architectural novelette
Viollet-le-Duc, Eugène-Emmanuel
780 Gutenberg downloadsen2023Difficulty 44 (College)
Scientific American Supplement, No. 443, June 28, 1884
Various
778 Gutenberg downloadsen2005Difficulty 53 (Graduate)
The Aswân Obelisk With some remarks on the Ancient Engineering
Engelbach, Reginald
777 Gutenberg downloadsen2019Difficulty 46 (College)
Wireless Telegraphy and Telephony Simply Explained A Practical Treatise Embracing Complete and Detailed Explanations of the Theory and Practice of Modern Radio Apparatus and Its Present Day Applications, Together With a Chapter on the Possibilities of Its Future Development
Morgan, Alfred Powell
775 Gutenberg downloadsen2021Difficulty 57 (Graduate)
A Practical Manual of the Collodion Process, Giving in Detail a Method For Producing Positive and Negative Pictures on Glass and Paper.
Humphrey, S. D. (Samuel Dwight)
774 Gutenberg downloadsen2020Difficulty 59 (Graduate)
Motor-car principles; the gasoline automobile
Whitman, Roger B. (Roger Bradbury)
773 Gutenberg downloadsen2023Difficulty 66 (Academic)
The Romance of Aircraft
Smith, Laurence Yard
769 Gutenberg downloadsen2012Difficulty 52 (Graduate)
Scientific American Supplement, No. 460, October 25, 1884
Various
767 Gutenberg downloadsen2004Difficulty 52 (Graduate)
Engineering reminiscences contributed to "Power" and "American machinist"
Porter, Charles T. (Charles Talbot)
765 Gutenberg downloadsen2023Difficulty 47 (College)
The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association
Smith, Watson
765 Gutenberg downloadsen2006Difficulty 57 (Graduate)
Industrial Arts Design A Textbook of Practical Methods for Students, Teachers, and Craftsmen
Varnum, William H. (William Harrison)
764 Gutenberg downloadsen2013Difficulty 62 (Academic)
Report on the lands of the arid region of the United States, with a more detailed account of the lands of Utah
Powell, John Wesley & Drummond, Willis & Dutton, Clarence E. (Clarence Edward) & Gilbert, Grove Karl & Thompson, A. H. (Almon Harris)
764 Gutenberg downloadsen2023Difficulty 67 (Academic)
Theory and Practice of Piano Construction With a Detailed, Practical Method for Tuning
White, William Braid
764 Gutenberg downloadsen2018Difficulty 67 (Academic)
Young Engineer's Guide
Rohan, J. V.
764 Gutenberg downloadsen2021Difficulty 49 (College)
The Birth and Babyhood of the Telephone
Watson, Thomas Augustus
763 Gutenberg downloadsen2017Difficulty 53 (Graduate)
Model aeroplanes The building of model monoplanes, biplanes, etc., together with a chapter on building a model airship
Camm, F. J. (Frederick James)
761 Gutenberg downloadsen2022Difficulty 50 (College)
A system of pyrotechny : $b Comprehending the theory and practice, with the application of chemistry; designed for exhibition and for war.
Cutbush, James
760 Gutenberg downloadsen2015Difficulty 45 (College)
Scientific American Supplement, No. 365, December 30, 1882
Various
760 Gutenberg downloadsen2006Difficulty 57 (Graduate)
Pyrotechny : $b or, The art of making fireworks, at little cost, and with complete safety and cleanliness.
Practicus
759 Gutenberg downloadsen2025Difficulty 83 (Specialist)
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The Bergen Hill Tunnels. Paper No. 1154
Lavis, F.
759 Gutenberg downloadsen2007Difficulty 45 (College)
Flat Machine Knitting and Fabrics
Buck, H. D. (Horace Davis)
758 Gutenberg downloadsen2018Difficulty 47 (College)
Cottage Building in Cob, Pisé, Chalk and Clay: A Renaissance (2nd edition)
Williams-Ellis, Clough
756 Gutenberg downloadsen2010Difficulty 53 (Graduate)
Hawkins Electrical Guide v. 06 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
753 Gutenberg downloadsen2015Difficulty 73 (Expert)
Invention: The Master-key to Progress
Fiske, Bradley A. (Bradley Allen)
751 Gutenberg downloadsen2013Difficulty 67 (Academic)
The Panama Canal and Its Makers
Cornish, Vaughan
749 Gutenberg downloadsen2011Difficulty 61 (Academic)
Sewage Disposal Works: Their Design and Construction
Easdale, William Charles
746 Gutenberg downloadsen2018Difficulty 64 (Academic)
Automobiles
Zerbe, James Slough
745 Gutenberg downloadsen2024Difficulty 52 (Graduate)
Hackers, Heroes of the Computer Revolution. Chapters 1 and 2
Levy, Steven
745 Gutenberg downloadsen1996Difficulty 59 (Graduate)
Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power
Leeds, F. H. (Frank Henley) & Butterfield, W. J. Atkinson (William John Atkinson)
739 Gutenberg downloadsen2005Difficulty 84 (Specialist)
Elevator Systems of the Eiffel Tower, 1889
Vogel, Robert M.
737 Gutenberg downloadsen2010Difficulty 63 (Academic)
Triumphs of Invention and Discovery in Art and Science
Fyfe, J. Hamilton (James Hamilton)
737 Gutenberg downloadsen2011Difficulty 57 (Graduate)
Scientific American Supplement, No. 446, July 19, 1884
Various
736 Gutenberg downloadsen2004Difficulty 55 (Graduate)
Scientific American Supplement, No. 586, March 26, 1887
Various
736 Gutenberg downloadsen2004Difficulty 51 (Graduate)
Scientific American Supplement, No. 799, April 25, 1891
Various
734 Gutenberg downloadsen2004Difficulty 50 (College)
The telephone : $b a lecture entitled Researches in electric telephony
Bell, Alexander Graham
734 Gutenberg downloadsen2017Difficulty 67 (Academic)
Appletons' Popular Science Monthly, January 1900 Vol. 56, November, 1899 to April, 1900
Various
733 Gutenberg downloadsen2014Difficulty 58 (Graduate)
The Story of the Atlantic Telegraph
Field, Henry M. (Henry Martyn)
733 Gutenberg downloadsen2010Difficulty 50 (College)
Tractor Principles The Action, Mechanism, Handling, Care, Maintenance and Repair of the Gas Engine Tractor
Whitman, Roger B. (Roger Bradbury)
733 Gutenberg downloadsen2022Difficulty 60 (Graduate)
The Panama Canal: A history and description of the enterprise
Mills, J. Saxon (John Saxon)
732 Gutenberg downloadsen2010Difficulty 60 (Graduate)
The Practical Values of Space Exploration Report of the Committee on Science and Astronautics, U.S. House of Representatives, Eighty-Sixth Congress, Second Session
United States. Congress. House. Committee on Science and Astronautics.
732 Gutenberg downloadsen2006Difficulty 56 (Graduate)
Oxy-acetylene welding manual
Campbell, Lorn
729 Gutenberg downloadsen2024Difficulty 56 (Graduate)
Central-Station Electric Lighting With Notes on the Methods Used for the Distribution of Electricity
Hedges, Killingworth
728 Gutenberg downloadsen2020Difficulty 62 (Academic)
Petroleum
Lidgett, Albert
728 Gutenberg downloadsen2016Difficulty 66 (Academic)
Scientific American Supplement, No. 598, June 18, 1887
Various
727 Gutenberg downloadsen2004Difficulty 50 (College)
The Century of Inventions of the Marquis of Worcester from the Original MS., with Historical and Explanatory Notes and a Biographical Memoir
Worcester, Edward Somerset, Marquis of
727 Gutenberg downloadsen2015Difficulty 68 (Academic)
The Popular Science Monthly, October, 1900 Vol. 57, May, 1900 to October, 1900
Various
727 Gutenberg downloadsen2014Difficulty 75 (Expert)
The Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co. Also, Facts and General Information Relating to Pneumatic Despatch Tubes
Batcheller, Birney C. (Birney Clark)
726 Gutenberg downloadsen2020Difficulty 58 (Graduate)
Theory of Silk Weaving A Treatise on the Construction and Application of Weaves, and the Decomposition and Calculation of Broad and Narrow, Plain, Novelty and Jacquard Silk Fabrics
Wolfensberger, Arnold
723 Gutenberg downloadsen2005Difficulty 48 (College)
The Boy's Book of Industrial Information
Noyce, Elisha
719 Gutenberg downloadsen2015Difficulty 64 (Academic)
A practical treatise on coach-building historical and descriptive : $b Containing full information of the various trades and processes involved, with hints on the proper keeping of carriages, &c.
Burgess, James W.
713 Gutenberg downloadsen2023Difficulty 55 (Graduate)
Animal Proteins
Bennett, Hugh Garner
712 Gutenberg downloadsen2012Difficulty 57 (Graduate)
Time and Clocks: A Description of Ancient and Modern Methods of Measuring Time
Cunynghame, Henry H. (Henry Hardinge), Sir
712 Gutenberg downloadsen2017Difficulty 48 (College)
Stories of Inventors: The Adventures of Inventors and Engineers
Doubleday, Russell
710 Gutenberg downloadsen2004Difficulty 64 (Academic)
The art of glass-blowing : $b or Plain instructions for making the chemical and philosophical instruments which are formed of glass
Danger, T.-P.
710 Gutenberg downloadsen2017Difficulty 63 (Academic)
The Story of the Submarine
Bishop, Farnham
710 Gutenberg downloadsen2015Difficulty 56 (Graduate)
From trail to railway through the Appalachians
Brigham, Albert Perry
709 Gutenberg downloadsen2023Difficulty 45 (College)
The Art of Making Whiskey So As to Obtain a Better, Purer, Cheaper and Greater Quantity of Spirit, From a Given Quantity of Grain. Also, the Art of Converting It into Gin, after the Process of the Holland Distillers
Boucherie, Anthony
709 Gutenberg downloadsen2007Difficulty 53 (Graduate)
Concrete Construction for the Home and the Farm
Atlas Portland Cement Company
708 Gutenberg downloadsen2020Difficulty 53 (Graduate)
The Bridge-Builders
Kipling, Rudyard
708 Gutenberg downloadsen2006Difficulty 43 (College)
Modern shipbuilding and the men engaged in it
Pollock, David
704 Gutenberg downloadsen2024Difficulty 68 (Academic)
The Story of the Atlantic Cable
Bright, Charles, Sir
704 Gutenberg downloadsen2014Difficulty 61 (Academic)
Stories of Invention, Told by Inventors and their Friends
Hale, Edward Everett
702 Gutenberg downloadsen2012Difficulty 44 (College)
The Gyroscopic Compass: A Non-Mathematical Treatment
Chalmers, T. W. (Thomas Wightman)
701 Gutenberg downloadsen2018Difficulty 56 (Graduate)
Earth dams, a study
Bassell, Burr
694 Gutenberg downloadsen2022Difficulty 59 (Graduate)
Development of the Phonograph at Alexander Graham Bell's Volta Laboratory Contributions from the Museum of History and Technology, United States National Museum Bulletin 218, Paper 5, (pages 69-79)
Newville, Leslie J.
692 Gutenberg downloadsen2009Difficulty 54 (Graduate)
A New Century of Inventions Being Designs & Descriptions of One Hundred Machines, Relating to Arts, Manufactures, & Domestic Life
White, James (Civil engineer)
691 Gutenberg downloadsen2013Difficulty 57 (Graduate)
Scientific American Supplement, No. 388, June 9, 1883
Various
688 Gutenberg downloadsen2005Difficulty 56 (Graduate)
Scientific American Supplement, No. 520, December 19, 1885
Various
688 Gutenberg downloadsen2004Difficulty 56 (Graduate)
Omnibuses and cabs : $b their origin and history
Moore, Henry Charles
687 Gutenberg downloadsen2024Difficulty 68 (Academic)
Rudimentary Treatise on the Construction of Locks
Hobbs, A. C. & Dodd, George
687 Gutenberg downloadsen2020Difficulty 59 (Graduate)
Steam Engines
Anonymous
687 Gutenberg downloadsen2010Difficulty 54 (Graduate)
Inventors
Hubert, Philip Gengembre
686 Gutenberg downloadsen2012Difficulty 61 (Academic)
Three textile raw materials and their manufacture
International Acceptance Bank
686 Gutenberg downloadsen2023Difficulty 61 (Academic)
The calculating engine
Babbage, Charles
684 Gutenberg downloadsen2023Difficulty 71 (Expert)
The hand-book of artillery
Roberts, Joseph
684 Gutenberg downloadsen2023Difficulty 45 (College)
Scientific American, Volume 22, No. 1, January 1, 1870 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.
Various
680 Gutenberg downloadsen2005Difficulty 59 (Graduate)
Getting Gold: A Practical Treatise for Prospectors, Miners and Students
Johnson, J. C. F. (Joseph Colin Francis)
678 Gutenberg downloadsen2006Difficulty 60 (Graduate)
Protection from fire and thieves : $b Including the construction of locks, safes, strong-rooms, and fireproof buildings; burglary, and the means of preventing it; fire, its detection, prevention, and extinction; etc.
Chubb, George Hayter
678 Gutenberg downloadsen2015Difficulty 62 (Academic)
Hitchhiker's Guide to the Internet
Krol, Ed
676 Gutenberg downloadsen1992Difficulty 53 (Graduate)
Measuring Tools
Unknown
674 Gutenberg downloadsen2013Difficulty 55 (Graduate)
Practical Hand Book of Gas, Oil and Steam Engines Stationary, Marine, Traction; Gas Burners, Oil Burners, Etc.; Farm, Traction, Automobile, Locomotive; A simple, practical and comprehensive book on the construction, operation and repair of all kinds of engines. Dealing with the various parts in detail and the various types of engines and also the use of different kinds of fuel.
Rathbun, John B.
674 Gutenberg downloadsen2018Difficulty 71 (Expert)
The Miner's Friend; Or, An Engine to Raise Water by Fire
Savery, Thomas
674 Gutenberg downloadsen2014Difficulty 66 (Academic)
The proposed union of the telegraph and postal systems Statement of the Western Union Telegraph Company
Western Union Telegraph Company
674 Gutenberg downloadsen2020Difficulty 74 (Expert)
Inventions of the Great War
Bond, A. Russell (Alexander Russell)
673 Gutenberg downloadsen2014Difficulty 60 (Graduate)
Practical Organ Building
Dickson, W. E. (William Edward)
672 Gutenberg downloadsen2020Difficulty 57 (Graduate)
A Course In Wood Turning
Milton, Archie Seldon & Wohlers, Otto K.
671 Gutenberg downloadsen2005Difficulty 47 (College)
Microscopes and Accessory Apparatus: Catalogue No. 40
Leitz, Ernst
668 Gutenberg downloadsen2011Difficulty 61 (Academic)
Aeroplane construction : $b A handbook on the various methods and details of construction employed in the building of aeroplanes
Camm, Sydney
666 Gutenberg downloadsen2024Difficulty 65 (Academic)
El Proyecto Gutenberg (1971-2009)
Lebert, Marie
666 Gutenberg downloadses2010
Gas and Petroleum Engines
Graffigny, H. de (Henry)
664 Gutenberg downloadsen2019Difficulty 57 (Graduate)
Great Facts A Popular History and Description of the Most Remarkable Inventions During the Present Century
Bakewell, Frederick C. (Frederick Collier)
664 Gutenberg downloadsen2014Difficulty 65 (Academic)
Photo-Lithography
Fritz, Georg
663 Gutenberg downloadsen2017Difficulty 55 (Graduate)
The A B C of Mining: A Handbook for Prospectors
Bramble, Charles A.
663 Gutenberg downloadsen2014Difficulty 54 (Graduate)
Scientific American Supplement, No. 821, September 26, 1891
Various
662 Gutenberg downloadsen2004Difficulty 55 (Graduate)
The romance of the Canadian Pacific Railway
MacBeth, R. G. (Roderick George)
657 Gutenberg downloadsen2022Difficulty 61 (Academic)
Electricity for the farm Light, heat and power by inexpensive methods from the water wheel or farm engine
Anderson, Frederick Irving
656 Gutenberg downloadsen2008Difficulty 56 (Graduate)
Photographic Reproduction Processes
Duchochois, P. C. (Peter C.)
656 Gutenberg downloadsen2007Difficulty 65 (Academic)
Satellite Communications Physics
Unknown
654 Gutenberg downloadsen2020Difficulty 65 (Academic)
Scientific American Supplement, No. 483, April 4, 1885
Various
654 Gutenberg downloadsen2004Difficulty 55 (Graduate)
Scientific American Supplement, No. 561, October 2, 1886
Various
654 Gutenberg downloadsen2005Difficulty 50 (College)
Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures
Various
654 Gutenberg downloadsen2012Difficulty 53 (Graduate)
Handbuch der chemischen Technologie Achte Auflage
Wagner, Johannes Rudolf
653 Gutenberg downloadsde2018
À terre & en l'air... Mémoires du Géant
Nadar, Félix
653 Gutenberg downloadsfr2009
Scientific American Supplement, No. 623, December 10, 1887
Various
650 Gutenberg downloadsen2005Difficulty 60 (Graduate)
A Select Collection of Valuable and Curious Arts and Interesting Experiments, Which are Well Explained and Warranted Genuine and may be Performed Easily, Safely, and at Little Expense.
Unknown
649 Gutenberg downloadsen2011Difficulty 46 (College)
Scientific American Supplement, No. 711, August 17, 1889
Various
649 Gutenberg downloadsen2005Difficulty 61 (Academic)
Hawkins Electrical Guide v. 07 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
648 Gutenberg downloadsen2015Difficulty 67 (Academic)
Model Flying Machines
Morgan, Alfred Powell
648 Gutenberg downloadsen2021Difficulty 48 (College)
The Romance of War Inventions A Description of Warships, Guns, Tanks, Rifles, Bombs, and Other Instruments and Munitions of Warfare, How They Were Invented & How They Are Employed
Corbin, Thomas W.
648 Gutenberg downloadsen2010Difficulty 52 (Graduate)
Scientific American Supplement, No. 415, December 15, 1883
Various
647 Gutenberg downloadsen2004Difficulty 57 (Graduate)
On the Economy of Machinery and Manufactures
Babbage, Charles
646 Gutenberg downloadsen2003Difficulty 68 (Academic)
Scientific American Supplement, No. 492, June 6, 1885
Various
644 Gutenberg downloadsen2004Difficulty 53 (Graduate)
Great Inventions and Discoveries
Piercy, Willis Duff
643 Gutenberg downloadsen2011Difficulty 51 (Graduate)
A-B-C of Electricity
Meadowcroft, Wm. H. (William Henry)
642 Gutenberg downloadsen2014Difficulty 51 (Graduate)
Artificial Limbs
Broca, Auguste & Ducroquet, Charles
642 Gutenberg downloadsen2017Difficulty 62 (Academic)
Harper's New Monthly Magazine, Volume 2, No. 12, May, 1851.
Various
642 Gutenberg downloadsen2010Difficulty 55 (Graduate)
Practical Stair Building and Handrailing By the square section and falling line system.
Wood, W. H.
641 Gutenberg downloadsen2018Difficulty 38 (High School)
Hawkins Electrical Guide v. 05 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
639 Gutenberg downloadsen2015Difficulty 71 (Expert)
Scientific American, Vol. XXXIX.—No. 24. [New Series.], December 14, 1878 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures
Various
639 Gutenberg downloadsen2012Difficulty 57 (Graduate)
The Petrol Engine A Text-book dealing with the Principles of Design and Construction, with a Special Chapter on the Two-stroke Engine
Kean, Francis John
639 Gutenberg downloadsen2017Difficulty 55 (Graduate)
Elementary Course in Woodwork Designed for use in high and technical schools, with one hundred and thirty-four illustrations: First Edition
Ross, George Alexander
636 Gutenberg downloadsen2021Difficulty 45 (College)
Emil Rathenau und das elektrische Zeitalter
Pinner, Felix
636 Gutenberg downloadsde2017
Scientific American Supplement No. 822, October 3, 1891
Various
636 Gutenberg downloadsen2005Difficulty 55 (Graduate)
Cycling art, energy, and locomotion : $b A series of remarks on the development of bicycles, tricycles, and man-motor carriages
Scott, Robert P. (Robert Pittis)
634 Gutenberg downloadsen2024Difficulty 66 (Academic)
Letters of a Radio-Engineer to His Son
Mills, John
634 Gutenberg downloadsen2009Difficulty 47 (College)
Modern Machine-Shop Practice, Volumes I and II
Rose, Joshua
634 Gutenberg downloadsen2012Difficulty 80 (Expert)
The Aeroplane Speaks
Barber, H. (Horatio)
633 Gutenberg downloadsen1997Difficulty 48 (College)
Account of the Skerryvore lighthouse : $b with notes on the illumination of lighthouses
Stevenson, Alan
632 Gutenberg downloadsen2025Difficulty 67 (Academic)
The Popular Science Monthly, September, 1900 Vol. 57, May, 1900 to October, 1900
Various
632 Gutenberg downloadsen2014Difficulty 77 (Expert)
Automobile Biographies An Account of the Lives and the Work of Those Who Have Been Identified with the Invention and Development of Self-Propelled Vehicles on the Common Roads
Weeks, Lyman Horace
630 Gutenberg downloadsen2013Difficulty 68 (Academic)
The slide rule : $b a practical manual
Pickworth, Charles N. (Charles Newton)
630 Gutenberg downloadsen2025Difficulty 55 (Graduate)
Pistol marksmanship
United States. Marine Corps
629 Gutenberg downloadsen2025Difficulty 63 (Academic)
Screw-Thread Cutting by the Master-Screw Method since 1480
Battison, Edwin A.
628 Gutenberg downloadsen2010Difficulty 59 (Graduate)
Scientific American Supplement, No. 795, March 28, 1891
Various
627 Gutenberg downloadsen2004Difficulty 62 (Academic)
Artificial and Natural Flight
Maxim, Hiram S. (Hiram Stevens)
626 Gutenberg downloadsen2014Difficulty 53 (Graduate)
Scientific American Supplement, No. 288, July 9, 1881
Various
625 Gutenberg downloadsen2005Difficulty 58 (Graduate)
Genius rewarded : $b The story of the sewing machine
Scott, John
624 Gutenberg downloadsen2025Difficulty 54 (Graduate)
Lasers
Hellman, Hal
623 Gutenberg downloadsen2021Difficulty 59 (Graduate)
Laboratory Manual of Glass-Blowing
Frary, Francis C. (Francis Cowles)
622 Gutenberg downloadsen2009Difficulty 55 (Graduate)
The Silversmith's Handbook Containing full instructions for the alloying and working of silver
Gee, George E. (George Edward)
621 Gutenberg downloadsen2014Difficulty 59 (Graduate)
Electricity in Locomotion An Account of Its Mechanism, Its Achievements, and Its Prospects
Whyte, Adam Gowens
620 Gutenberg downloadsen2016Difficulty 62 (Academic)
LRL Accelerators, The 184-Inch Synchrocyclotron
Lawrence Radiation Laboratory
618 Gutenberg downloadsen2010Difficulty 58 (Graduate)
Scientific American Supplement, No. 433, April 19, 1884
Various
618 Gutenberg downloadsen2005Difficulty 66 (Academic)
The Radio Amateur's Hand Book A Complete, Authentic and Informative Work on Wireless Telegraphy and Telephony
Collins, A. Frederick (Archie Frederick)
618 Gutenberg downloadsen2004Difficulty 63 (Academic)
Engineer Port Repair Ship
United States. War Department
617 Gutenberg downloadsen2018Difficulty 55 (Graduate)
Shafting, Pulleys, Belting and Rope Transmission
Collins, Hubert E. (Hubert Edwin)
616 Gutenberg downloadsen2020Difficulty 54 (Graduate)
The jute industry : $b from seed to finished cloth
Woodhouse, Thomas & Kilgour, Peter
616 Gutenberg downloadsen2004Difficulty 56 (Graduate)
The Steam Fire Engine and the Old-time Fire Bell
Anonymous
616 Gutenberg downloadsen2021Difficulty 55 (Graduate)
Scientific American Supplement, No. 363, December 16, 1882
Various
615 Gutenberg downloadsen2005Difficulty 62 (Academic)
The Telephone in America: Bell Telephone System
Anonymous
615 Gutenberg downloadsen2020Difficulty 64 (Academic)
Scientific American Supplement, No. 458, October 11, 1884
Various
614 Gutenberg downloadsen2004Difficulty 58 (Graduate)
Scientific American Supplement, No. 810, July 11, 1891
Various
614 Gutenberg downloadsen2005Difficulty 51 (Graduate)
The Use of Ropes and Tackle
Dana, Homer J. (Homer Jackson) & Pearl, W. A. (William Armour)
614 Gutenberg downloadsen2018Difficulty 44 (College)
Die Geschichte der Dampfmaschine bis James Watt
Geitel, Max
611 Gutenberg downloadsde2016
The Scholfield Wool-Carding Machines
Cooper, Grace Rogers
611 Gutenberg downloadsen2008Difficulty 55 (Graduate)
Una historia del eBook
Lebert, Marie
611 Gutenberg downloadses2009
Lightning, Thunder and Lightning Conductors
Molloy, Gerald
609 Gutenberg downloadsen2022Difficulty 62 (Academic)
The Invention of Lithography
Senefelder, Alois
609 Gutenberg downloadsen2012Difficulty 60 (Graduate)
Paint Technology and Tests
Gardner, Henry A. (Henry Alfred)
608 Gutenberg downloadsen2011Difficulty 57 (Graduate)
The Train Wire: A Discussion of the Science of Train Dispatching (Second Edition)
Anderson, John Alexander
608 Gutenberg downloadsen2016Difficulty 64 (Academic)
Balloons, Airships, and Flying Machines
Bacon, Gertrude
607 Gutenberg downloadsen2017Difficulty 54 (Graduate)
Water and power for San Francisco from Hetch-Hetchy Valley in Yosemite National Park
Vilas, Martin Samuel
606 Gutenberg downloadsen2022Difficulty 59 (Graduate)
Scientific American Supplement, No. 508, September 26, 1885
Various
605 Gutenberg downloadsen2005Difficulty 49 (College)
Asbestos, Its production and use With some account of the asbestos mines of Canada
Jones, Robert H.
604 Gutenberg downloadsen2011Difficulty 64 (Academic)
Scientific American Supplement, No. 362, December 9, 1882
Various
604 Gutenberg downloadsen2005Difficulty 57 (Graduate)
The true history of the ghost : $b and all about metempsychosis
Pepper, John Henry
604 Gutenberg downloadsen2024Difficulty 64 (Academic)
British Airships, Past, Present, and Future
Whale, George
603 Gutenberg downloadsen1996Difficulty 56 (Graduate)
Rat Proofing Buildings and Premises
Silver, James & Betts, M. C. (Morris Cotgrave) & Crouch, W. E. (Winney Elmer)
603 Gutenberg downloadsen2020Difficulty 59 (Graduate)
The kaleidoscope : $b its history, theory and construction. With its application to the fine and useful arts
Brewster, David
600 Gutenberg downloadsen2024Difficulty 62 (Academic)
Gas-Engines and Producer-Gas Plants A Practice Treatise Setting Forth the Principles of Gas-Engines and Producer Design, the Selection and Installation of an Engine, Conditions of Perfect Operation, Producer-Gas Engines and Their Possibilities, the Care of Gas-Engines and Producer-Gas Plants, with a Chapter on Volatile Hydrocarbon and Oil Engines
Mathot, Rodolphe Edgard
599 Gutenberg downloadsen2011Difficulty 62 (Academic)
Scientific American Supplement, No. 447, July 26, 1884
Various
598 Gutenberg downloadsen2005Difficulty 53 (Graduate)
The hardwood finisher : $b with rules and directions, for finishing in natural colors and in antique, mahogany, cherry, birch, walnut, oak, ash, redwood, sycamore, pine, and all other domestic woods...
Unknown
598 Gutenberg downloadsen2025Difficulty 55 (Graduate)
The Story of the Pullman Car
Husband, Joseph
598 Gutenberg downloadsen2014Difficulty 61 (Academic)
Hawkins Electrical Guide v. 03 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
597 Gutenberg downloadsen2015Difficulty 68 (Academic)
Signalling across space without wires being a description of the work of Hertz & his successors
Lodge, Oliver, Sir
597 Gutenberg downloadsen2022Difficulty 60 (Graduate)
Direct Conversion of Energy
Corliss, William R.
595 Gutenberg downloadsen2021Difficulty 67 (Academic)
Little Masterpieces of Science: Invention and Discovery
Unknown
595 Gutenberg downloadsen2009Difficulty 60 (Graduate)
NREN for All: Insurmountable Opportunity
Polly, Jean Armour
595 Gutenberg downloadsen1993Difficulty 64 (Academic)
Scientific American Supplement, No. 531, March 6, 1886
Various
594 Gutenberg downloadsen2004Difficulty 51 (Graduate)
Scientific American Supplement, No. 601, July 9, 1887
Various
594 Gutenberg downloadsen2004Difficulty 53 (Graduate)
Scientific American, Vol. XXXVII.—No. 2. [New Series.], July 14, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures
Various
594 Gutenberg downloadsen2012Difficulty 60 (Graduate)
The Borghesi Astronomical Clock in the Museum of History and Technology Contributions from the Museum of History and Technology, Paper 35
Bedini, Silvio A.
593 Gutenberg downloadsen2010Difficulty 68 (Academic)
The story of paper-making : $b an account of paper-making from its earliest known record down to the present time
Butler, Frank Osgood
593 Gutenberg downloadsen2018Difficulty 60 (Graduate)
Every-day Science: Volume 7. The Conquest of Time and Space
Williams, Henry Smith & Williams, Edward Huntington
592 Gutenberg downloadsen2013Difficulty 57 (Graduate)
Le Dictionnaire du NEF
Lebert, Marie
592 Gutenberg downloadsfr2008
The Theory and Practice of Model Aeroplaning
Johnson, V. E. (Valentine Edward)
591 Gutenberg downloadsen2012Difficulty 51 (Graduate)
Hemp Hurds as Paper-Making Material
Dewey, Lyster H. (Lyster Hoxie) & Merrill, Jason L.
590 Gutenberg downloadsen2006Difficulty 59 (Graduate)
Home-made Electrical Apparatus
Morgan, Alfred Powell
590 Gutenberg downloadsen2020Difficulty 46 (College)
Hosiery manufacture
Davis, William, M.A.
590 Gutenberg downloadsen2016Difficulty 64 (Academic)
Chambers's Edinburgh Journal, No. 455 Volume 18, New Series, September 18, 1852
Various
587 Gutenberg downloadsen2007Difficulty 63 (Academic)
The Mysteryes of Nature and Art Conteined in foure severall Tretises, The first of water workes, The second of Fyer workes, The third of Drawing, Colouring, Painting, and Engraving, The fourth of divers Experiments, as wel serviceable as delightful: partly Collected, and partly of the Authors Peculiar Practice, and Invention
Bate, John
587 Gutenberg downloadsen2015Difficulty 58 (Graduate)
The story of rope : $b The history and the modern development of rope-making
Plymouth Cordage Company
587 Gutenberg downloadsen2023Difficulty 61 (Academic)
American Inventions and Inventors
Mowry, William A. (William Augustus) & Mowry, Arthur May
586 Gutenberg downloadsen2014Difficulty 43 (College)
Hertzian Wave Wireless Telegraphy
Fleming, J. A. (John Ambrose), Sir
584 Gutenberg downloadsen2012Difficulty 67 (Academic)
Machines at Work
Elting, Mary
584 Gutenberg downloadsen2017Difficulty 37 (High School)
Obed Hussey, Who, of All Inventors, Made Bread Cheap
Unknown
583 Gutenberg downloadsen2006Difficulty 54 (Graduate)
Building with Logs
Fickes, Clyde P. & Groben, W. Ellis (William Ellis)
581 Gutenberg downloadsen2019Difficulty 48 (College)
Elektrotechnisches Experimentierbuch: Eine Anleitung zur Ausführung elektrotechnischer Experimente unter Verwendung einfachster, meist selbst herzustellender Hilfsmittel
Schnetzler, Eberhard
581 Gutenberg downloadsde2022
Is a Ship Canal Practicable? Notes, Historical and Statistical, Upon the Projected Routes for an Interoceanic Ship Canal Between the Atlantic and Pacific Oceans, in Which is Included a Short Account of the Character and Influence of the Canal of Suez, and the Probable Effects Upon the Commerce of the World of the Two Canals, Regarded Either as Rivals, or as Parts of One System of Interoceanic Navigation
Abert, S. T. (Silvanus Thayer)
581 Gutenberg downloadsen2020Difficulty 60 (Graduate)
Scientific American Supplement, No. 497, July 11, 1885
Various
581 Gutenberg downloadsen2006Difficulty 49 (College)
Scientific American Supplement, No. 514, November 7, 1885
Various
580 Gutenberg downloadsen2004Difficulty 54 (Graduate)
An account of a useful discovery to distill double the usual quantity of sea-water, by blowing showers of air up through the distilling liquor : $b and an account of the great benefit of ventilators in many instances, in preserving the health and lives of people, in slave and other transport ships ... also an account of the good effect of blowing showers of air up through milk, thereby to cure the ill taste which is occasioned by some kinds of food of cows.
Hales, Stephen
579 Gutenberg downloadsen2023Difficulty 58 (Graduate)
Scientific American Supplement, No. 417, December 29, 1883
Various
579 Gutenberg downloadsen2005Difficulty 65 (Academic)
Metal Spinning
Tuells, C. & Painter, William A.
578 Gutenberg downloadsen2015Difficulty 50 (College)
Scientific American Supplement, No. 299, September 24, 1881
Various
578 Gutenberg downloadsen2005Difficulty 60 (Graduate)
Carpentry
Griffith, Ira Samuel
575 Gutenberg downloadsen2023Difficulty 46 (College)
Scientific American Supplement, No. 401, September 8, 1883
Various
575 Gutenberg downloadsen2005Difficulty 55 (Graduate)
Scientific American Supplement, No. 620, November 19,1887
Various
575 Gutenberg downloadsen2005Difficulty 57 (Graduate)
The Atom and the Ocean
Hull, E. W. Seabrook
575 Gutenberg downloadsen2021Difficulty 61 (Academic)
The model village and its cottages : $b Bournville
Harvey, William Alexander
575 Gutenberg downloadsen2024Difficulty 56 (Graduate)
Home-made Toy Motors A practical handbook giving detailed instructions for building simple but operative electric motors
Morgan, Alfred Powell
574 Gutenberg downloadsen2020Difficulty 46 (College)
Description of the Process of Manufacturing Coal Gas, for the Lighting of Streets Houses, and Public Buildings With Elevations, Sections, and Plans of the Most Improved Sorts of Apparatus Now Employed at the Gas Works in London and the Principal Provincial Towns of Great Britain; Accompanied With Comparative Estimates, Exhibiting the Most Economical Mode of Procuring This Species of Light
Accum, Friedrich Christian
573 Gutenberg downloadsen2020Difficulty 70 (Academic)
Steam, Steel and Electricity
Steele, James W.
573 Gutenberg downloadsen2005Difficulty 50 (College)
Scientific American Supplement, No. 315, January 14, 1882
Various
571 Gutenberg downloadsen2006Difficulty 63 (Academic)
Collotype and Photo-lithography
Schnauss, Julius
567 Gutenberg downloadsen2015Difficulty 63 (Academic)
Pulp and Paper Magazine, Vol. XIII, No. 20, October 15, 1916 A Semi-Monthly Magazine Devoted to the Science and Practice of the Pulp and Paper Manufacturing Industry with an Up-to-date Review of Conditions in the Allied Trades.
Various
567 Gutenberg downloadsen2016Difficulty 63 (Academic)
The Panama Canal
Boardman, Harry Clow
567 Gutenberg downloadsen2017Difficulty 58 (Graduate)
Scientific American Supplement, No. 829, November 21, 1891
Various
566 Gutenberg downloadsen2005Difficulty 63 (Academic)
British Manufacturing Industries: Pottery, Glass and Silicates, Furniture and Woodwork.
Arnoux, Léon & Barff, Frederick Settle & Pollen, John Hungerford
565 Gutenberg downloadsen2012Difficulty 68 (Academic)
Scientific American Supplement, No. 324, March 18, 1882
Various
565 Gutenberg downloadsen2005Difficulty 53 (Graduate)
Tri-nitro-glycerine, as Applied in the Hoosac Tunnel, Submarine Blasting, etc., etc., etc.
Mowbray, George M.
565 Gutenberg downloadsen2021Difficulty 65 (Academic)
The Art of Lead Burning A practical treatise explaining the apparatus and processes.
Fay, C. H.
564 Gutenberg downloadsen2016Difficulty 48 (College)
Scientific American Supplement, No. 595, May 28, 1887
Various
562 Gutenberg downloadsen2004Difficulty 52 (Graduate)
Scientific American Supplement, No. 303, October 22, 1881
Various
561 Gutenberg downloadsen2005Difficulty 52 (Graduate)
Practical House, Wagon and Automobile Painter including sign painting, and valuable hints and recipes
White, W. F.
560 Gutenberg downloadsen2022Difficulty 44 (College)
Precision locating and dividing methods
Anonymous
560 Gutenberg downloadsen2022Difficulty 51 (Graduate)
Scientific American Supplement, No. 358, November 11, 1882
Various
560 Gutenberg downloadsen2005Difficulty 61 (Academic)
Scientific American Supplement, No. 803, May 23, 1891
Various
560 Gutenberg downloadsen2004Difficulty 52 (Graduate)
Locomotive Engine Running and Management
Sinclair, Angus
559 Gutenberg downloadsen2020Difficulty 57 (Graduate)
Scientific American Supplement, No. 441, June 14, 1884.
Various
559 Gutenberg downloadsen2005Difficulty 56 (Graduate)
Scientific American Supplement, No. 530, February 27, 1886
Various
559 Gutenberg downloadsen2004Difficulty 58 (Graduate)
Scientific American Supplement, No. 384, May 12, 1883
Various
557 Gutenberg downloadsen2005Difficulty 46 (College)
River and Canal Engineering, the characteristics of open flowing streams, and the principles and methods to be followed in dealing with them.
Bellasis, E. S. (Edward Skelton)
556 Gutenberg downloadsen2018Difficulty 51 (Graduate)
Scientific American Supplement No. 819, September 12, 1891
Various
556 Gutenberg downloadsen2005Difficulty 59 (Graduate)
The 'Pioneer': Light Passenger Locomotive of 1851 United States Bulletin 240, Contributions from the Museum of History and Technology, paper 42, 1964
White, John H.
555 Gutenberg downloadsen2009Difficulty 56 (Graduate)
Nautical Charts
Putnam, G. R. (George Rockwell)
554 Gutenberg downloadsen2013Difficulty 56 (Graduate)
Scientific American Supplement, No. 455, September 20, 1884
Various
554 Gutenberg downloadsen2004Difficulty 57 (Graduate)
The colored inventor : $b a record of fifty years
Baker, Henry E. (Henry Edwin)
554 Gutenberg downloadsen2007Difficulty 69 (Academic)
Scientific American Supplement, No. 421, January 26, 1884
Various
553 Gutenberg downloadsen2005Difficulty 56 (Graduate)
A manual of pyrotechny : $b or, A familiar system of recreative fire-works
Mortimer, G. W.
552 Gutenberg downloadsen2019Difficulty 68 (Academic)
An Unsinkable Titanic: Every Ship its own Lifeboat
Walker, John Bernard
552 Gutenberg downloadsen2014Difficulty 65 (Academic)
Minimum Gauge Railways
Heywood, Arthur Percival, Sir, bart.
552 Gutenberg downloadsen2013Difficulty 54 (Graduate)
Scientific American Supplement, No. 484, April 11, 1885
Various
552 Gutenberg downloadsen2004Difficulty 55 (Graduate)
The telephone, the microphone & the phonograph
Du Moncel, Th., comte
552 Gutenberg downloadsen2025Difficulty 66 (Academic)
Scientific American Supplement, No. 643, April 28, 1888
Various
551 Gutenberg downloadsen2005Difficulty 65 (Academic)
Ford Manual for Owners and Operators of Ford Cars and Trucks (1919)
Ford Motor Company
550 Gutenberg downloadsen2014Difficulty 49 (College)
Scientific American Supplement, No. 392, July 7, 1883
Various
550 Gutenberg downloadsen2005Difficulty 63 (Academic)
The Atlantic Monthly, Volume 02, No. 13, November, 1858 A Magazine of Literature, Art, and Politics
Various
550 Gutenberg downloadsen2004Difficulty 63 (Academic)
El ebook tiene 40 años (1971-2011)
Lebert, Marie
549 Gutenberg downloadses2011
Hawkins Electrical Guide v. 01 (of 10) Questions, Answers, & Illustrations, A progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications
Hawkins, N. (Nehemiah)
549 Gutenberg downloadsen2011Difficulty 66 (Academic)
Lessons in Wireless Telegraphy
Morgan, Alfred Powell
549 Gutenberg downloadsen2020Difficulty 56 (Graduate)
Descriptive Pamphlet of the Richmond Mill Furnishing Works All sizes of mill stones and complete grinding and bolting combined husk or portable flouring mills, portable corn and feed mills; smut and separating machines; zigzag and oat separators, dustless separators, warehouse separators, water wheels; mill shafting; pulleys; spur and bevel, iron and core, gearing....
Richmond Mill Furnishing Works
548 Gutenberg downloadsen2016Difficulty 53 (Graduate)
India and Indian Engineering. Three lectures delivered at the Royal Engineer Institute, Chatham, in July 1872
Medley, J. G. (Julius George)
548 Gutenberg downloadsen2017Difficulty 66 (Academic)
Scientific American Supplement, No. 385, May 19, 1883
Various
548 Gutenberg downloadsen2005Difficulty 58 (Graduate)
Scientific American Supplement, No. 470, January 3, 1885
Various
548 Gutenberg downloadsen2004Difficulty 52 (Graduate)
La maniere d'amolir les os, et de faire cuire toutes sortes de viandes en fort peu de temps, & à peu de frais.
Papin, Denis
546 Gutenberg downloadsfr2016
Natural & Artificial Sewage Treatment
Jones, Alfred Stowell & Roechling, H. Alfred
546 Gutenberg downloadsen2018Difficulty 61 (Academic)
Remarks on the Present System of Road Making With Observations, Deduced from Practice and Experience, With a View to a Revision of the Existing Laws, and the Introduction of Improvement in the Method of Making, Repairing, and Preserving Roads, and Defending the Road Funds from Misapplication. Seventh Edition, Carefully Revised, With an Appendix, and Report from the Select Committee of the House of Commons, June 1823, with Extracts from the Evidence
McAdam, John Loudon
545 Gutenberg downloadsen2021Difficulty 71 (Expert)
Scientific American Supplement, No. 488, May 9, 1885
Various
545 Gutenberg downloadsen2008Difficulty 50 (College)
Scientific American Supplement, No. 613, October 1, 1887
Various
545 Gutenberg downloadsen2005Difficulty 63 (Academic)
A Story of the Telegraph
Murray, John
543 Gutenberg downloadsen2016Difficulty 66 (Academic)
How To Build A 20-Foot Bi-Plane Glider
Morgan, Alfred Powell
543 Gutenberg downloadsen2020Difficulty 47 (College)
Scientific American Supplement, No. 481, March 21, 1885
Various
543 Gutenberg downloadsen2004Difficulty 55 (Graduate)
Scientific American Supplement, No. 832, December 12, 1891
Various
542 Gutenberg downloadsen2005Difficulty 53 (Graduate)
The Auburndale Watch Company : $b first American attempt toward the dollar watch
Battison, Edwin A.
542 Gutenberg downloadsen2009Difficulty 51 (Graduate)
Coal, and What We Get from It
Meldola, Raphael
541 Gutenberg downloadsen2010Difficulty 57 (Graduate)
Type and Presses in America A Brief Historical Sketch of the Development of Type Casting and Press Building in the United States
Hamilton, Frederick W. (Frederick William)
541 Gutenberg downloadsen2022Difficulty 56 (Graduate)
Torpedo War, and Submarine Explosions
Fulton, Robert
540 Gutenberg downloadsen2016Difficulty 60 (Graduate)
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad, The North River Division. Paper No. 1151
Jacobs, Charles M. (Charles Mattathias)
540 Gutenberg downloadsen2006Difficulty 66 (Academic)
Scientific American Supplement, No. 717, September 28, 1889
Various
537 Gutenberg downloadsen2006Difficulty 53 (Graduate)
Shipbuilding from its beginnings. Vol. 2 (of 3)
Konijnenburg, E. van (Emile)
537 Gutenberg downloadsen2024Difficulty 57 (Graduate)
The Atlantic Telegraph (1865)
Russell, William Howard, Sir
536 Gutenberg downloadsen2012Difficulty 62 (Academic)
Scientific American Supplement, No. 275, April 9, 1881
Various
535 Gutenberg downloadsen2005Difficulty 57 (Graduate)
Scientific American Supplement, No. 1178, June 25, 1898
Various
534 Gutenberg downloadsen2006Difficulty 57 (Graduate)
The beginnings of cheap steel
Bishop, Philip W.
534 Gutenberg downloadsen2009Difficulty 63 (Academic)
Die Casting: Dies—Machines—Methods
Lucas, Chester L.
533 Gutenberg downloadsen2016Difficulty 55 (Graduate)
The evolution of the oil industry
Ross, Victor
533 Gutenberg downloadsen2025Difficulty 68 (Academic)
The Rocket: The Story of the Stephensons, Father and Son
Knight, Helen C. (Helen Cross)
532 Gutenberg downloadsen2015Difficulty 42 (College)
The violin and the art of its construction: a treatise on the Stradivarius violin
Riechers, August
532 Gutenberg downloadsen2022Difficulty 48 (College)
Moxon's mechanick exercises, volume 1 (of 2) : $b The doctrine of handy-works applied to the art of printing
Moxon, Joseph
531 Gutenberg downloadsen2023Difficulty 61 (Academic)
Automata Old and New
Cooke, Conrad William
530 Gutenberg downloadsen2017Difficulty 62 (Academic)
Carpets
Brinton, R. S. (Reginald Seymour)
530 Gutenberg downloadsen2018Difficulty 54 (Graduate)
Leather: From the Raw Material to the Finished Product
Adcock, K. J.
530 Gutenberg downloadsen2013Difficulty 59 (Graduate)
The Wright Brothers
Anonymous
530 Gutenberg downloadsen2021Difficulty 51 (Graduate)
The Voice of the Machines An Introduction to the Twentieth Century
Lee, Gerald Stanley
529 Gutenberg downloadsen2007Difficulty 43 (College)
Marvels of Scientific Invention An Interesting Account in Non-Technical Language of the Invention of Guns, Torpedoes, Submarine Mines, Up-to-Date Smelting, Freezing, Colour Photography, and Many Other Recent Discoveries of Science
Corbin, Thomas W.
528 Gutenberg downloadsen2011Difficulty 51 (Graduate)
Scientific American Supplement, No. 787, January 31, 1891
Various
528 Gutenberg downloadsen2004Difficulty 53 (Graduate)
La Navigation Aérienne L'aviation Et La Direction Des Aérostats Dans Les Temps Anciens Et Modernes
Tissandier, Gaston
527 Gutenberg downloadsfr2009
Photogravure
Blaney, Henry R.
527 Gutenberg downloadsen2011Difficulty 50 (College)
Type: A Primer of Information About the Mechanical Features of Printing Types Their Sizes, Font Schemes, &c. with a Brief Description of Their Manufacture
Stewart, A. A. (Alexander A.)
527 Gutenberg downloadsen2011Difficulty 58 (Graduate)
Vision by radio, radio photographs, radio photograms
Jenkins, C. Francis (Charles Francis)
526 Gutenberg downloadsen2024Difficulty 69 (Academic)
James Watt und die Erfindung der Dampfmaschine
Biedenkapp, Georg
524 Gutenberg downloadsde2016
Photo-engraving, Photo-etching and Photo-lithography in Line and Half-tone Also Collotype and Heliotype
Wilkinson, W. T.
524 Gutenberg downloadsen2016Difficulty 53 (Graduate)
Chimneys & Fireplaces They Contribute to the Health Comfort and Happiness of the Farm Family - How to Build Them
Daniels, Ara Marcus
523 Gutenberg downloadsen2015Difficulty 51 (Graduate)
Jacquard Machines: Instruction Paper
Nelson, H. William (Hector William)
523 Gutenberg downloadsen2015Difficulty 46 (College)
Pressure, Resistance, and Stability of Earth American Society of Civil Engineers: Transactions, Paper No. 1174, Volume LXX, December 1910
Meem, J. C.
522 Gutenberg downloadsen2005Difficulty 52 (Graduate)
Scientific American Supplement, No. 344, August 5, 1882
Various
521 Gutenberg downloadsen2005Difficulty 54 (Graduate)
A General Plan for a Mail Communication by Steam, Between Great Britain and the Eastern and Western Parts of the World
MacQueen, James
519 Gutenberg downloadsen2007Difficulty 64 (Academic)
Der Vogelflug als Grundlage der Fliegekunst Ein Beitrag zur Systematik der Flugtechnik
Lilienthal, Otto
519 Gutenberg downloadsde2017
Optical Projection. Part 1: The Projection of Lantern Slides
Wright, Lewis & Wright, Russell Stuart
519 Gutenberg downloadsen2010Difficulty 58 (Graduate)
The Sperry Gyro-Compass
Sperry Gyroscope Company
519 Gutenberg downloadsen2016Difficulty 55 (Graduate)
Opening Ceremonies of the New York and Brooklyn Bridge, May 24, 1883
Kingsley, William C. & Edson, Franklin & Low, Seth
518 Gutenberg downloadsen2009Difficulty 54 (Graduate)
The Passaic Flood of 1903
Leighton, Marshall Ora
518 Gutenberg downloadsen2006Difficulty 41 (College)
The turner's companion $b containing instructions in concentric, elliptic, and eccentric turning; also various plates of chucks, tools and instruments: and directions for using the eccentric cutter, drill, vertical cutter, and circular rest; with patterns, and instructions for working them.
Anonymous
518 Gutenberg downloadsen2023Difficulty 77 (Expert)
Acoustics of auditoriums
Watson, Floyd Rowe
517 Gutenberg downloadsen2023Difficulty 56 (Graduate)
Scientific American Supplement, No. 312, December 24, 1881
Various
517 Gutenberg downloadsen2006Difficulty 54 (Graduate)
Scientific American Supplement, No. 360, November 25, 1882
Various
517 Gutenberg downloadsen2005Difficulty 55 (Graduate)
Practical hints to builders and those contemplating building Facts worth considering relating to foundation, cellar, kitchen, chimney, cistern, brick-work, mortar, heating, ventilation, the roof, and many items of interest to builders.
National Sheet Metal Roofing Co.
516 Gutenberg downloadsen2022Difficulty 50 (College)
Het Haarlemmer-Meer-Boek
Leeghwater, Jan Adriaansz & Hasselt, Willem Jan Cornelis van
514 Gutenberg downloadsnl2009
The Pioneer Steamship Savannah: A Study for a Scale Model United States National Museum Bulletin 228, 1961, pages 61-80
Chapelle, Howard Irving
514 Gutenberg downloadsen2008Difficulty 56 (Graduate)
An Illustrated Directory of the Specifications of All Domestic and Foreign Motor-cars and Motor Business Wagons, Gasoline, Steam and Electric, Sold in This Country, 1907
Motor, the automotive business magazine
513 Gutenberg downloadsen2021Difficulty 72 (Expert)
Das lebende Lichtbild: Entwicklung, Wesen und Bedeutung des Kinematographen
Liesegang, Franz Paul
513 Gutenberg downloadsde2017
Die Technik der Lastenförderung einst und jetzt Eine Studie über die Entwicklung der Hebemaschinen und ihren Einfluß auf Wirtschaftsleben und Kulturgeschichte
Kammerer, Otto
513 Gutenberg downloadsde2018
The Thompson-Houston System of Electric Lighting
Cory, H. T. (Harry Thomas)
513 Gutenberg downloadsen2017Difficulty 55 (Graduate)
Types of canoes on Puget Sound
Waterman, T. T. (Thomas Talbot) & Coffin, Geraldine
513 Gutenberg downloadsen2015Difficulty 48 (College)
Nitro-Explosives: A Practical Treatise
Sanford, P. Gerald (Percy Gerald)
512 Gutenberg downloadsen2005Difficulty 61 (Academic)
Short-Title Catalog of Publications and Importations of Scientific and Engineering Books (August 1910)
D. Van Nostrand Company
512 Gutenberg downloadsen2017Difficulty 43 (College)
The eBook is 40 (1971-2011)
Lebert, Marie
512 Gutenberg downloadsen2011Difficulty 63 (Academic)
The Boys' Book of Submarines
Collins, A. Frederick (Archie Frederick) & Collins, Virgil D. (Virgil Dewey)
510 Gutenberg downloadsen2015Difficulty 49 (College)
The Evolution of Modern Band Saw Mills for Sawing Logs
Prescott, D. Clint
510 Gutenberg downloadsen2017Difficulty 52 (Graduate)
Practical forging and art smithing
Googerty, Thomas F. (Thomas Francis)
508 Gutenberg downloadsen2022Difficulty 40 (High School)
Scientific American Supplement, No. 430, March 29, 1884
Various
508 Gutenberg downloadsen2005Difficulty 59 (Graduate)
The Alumni Journal of the College of Pharmacy of the City of New York, Vol. II, No. 2, February, 1895
Various
508 Gutenberg downloadsen2016Difficulty 48 (College)
The Great Thames Barrage
Barber, Thomas Walter
508 Gutenberg downloadsen2020Difficulty 55 (Graduate)
The Romance of the Reaper
Casson, Herbert Newton
508 Gutenberg downloadsen2010Difficulty 48 (College)
A Treatise on Staff Making and Pivoting Containing Complete Directions for Making and Fitting New Staffs from the Raw Material
Hall, Eugene Edward
507 Gutenberg downloadsen2007Difficulty 53 (Graduate)
Weale's Series of Scientific and Technical Works
Crosby Lockwood and Son
507 Gutenberg downloadsen2020Difficulty 55 (Graduate)
De l'imprimé à Internet
Lebert, Marie
506 Gutenberg downloadsfr2008
Scientific American Supplement, No. 1082, September 26, 1896
Various
505 Gutenberg downloadsen2008Difficulty 55 (Graduate)
Introduction of the Locomotive Safety Truck Contributions from the Museum of History and Technology: Paper 24
White, John H.
504 Gutenberg downloadsen2008Difficulty 54 (Graduate)
Scientific American Supplement, No. 647, May 26, 1888
Various
504 Gutenberg downloadsen2008Difficulty 58 (Graduate)
The Tunnel Under the Channel
Whiteside, Thomas
504 Gutenberg downloadsen2021Difficulty 69 (Academic)
Hoisting Appliances
International Correspondence Schools
503 Gutenberg downloadsen2022Difficulty 51 (Graduate)
Joseph Pennell's pictures of the Panama Canal Reproductions of a series of lithographs made by him on the Isthmus of Panama, January—March 1912, together with impressions and notes by the artist
Pennell, Joseph
503 Gutenberg downloadsen2015Difficulty 53 (Graduate)
The Details of the Rocket System
Congreve, William, Sir
503 Gutenberg downloadsen2018Difficulty 67 (Academic)
IBM 1401 Programming Systems
Anonymous
502 Gutenberg downloadsen2008
Motor Truck Logging Methods Engineering Experiment Station Series, Bulletin No. 12
Knapp, Frederick Malcolm
502 Gutenberg downloadsen2011Difficulty 53 (Graduate)
Selenium cells : $b the construction, care and use of selenium cells with special reference to the Fritts cell
Benson, Thomas William
502 Gutenberg downloadsen2020Difficulty 51 (Graduate)
The Story of Electricity
Munro, John
502 Gutenberg downloadsen2003Difficulty 57 (Graduate)
Implement sheds
Ekblaw, K. J. T. (Karl John Theodore)
501 Gutenberg downloadsen2016Difficulty 52 (Graduate)
My Airships; The Story of My Life
Santos-Dumont, Alberto
501 Gutenberg downloadsen2013Difficulty 43 (College)
Une histoire de l'eBook
Lebert, Marie
501 Gutenberg downloadsfr2009
Manuel complet des fabricans de chapeaux en tous genres
Julia de Fontenelle (Jean-Sébastien-Eugène)
500 Gutenberg downloadsfr2006
Refraction and muscular imbalance, as simplified through the use of the ski-optometer
Woolf, Daniel
500 Gutenberg downloadsen2023Difficulty 67 (Academic)
Scamping Tricks and Odd Knowledge Occasionally Practised upon Public Works
Newman, John
500 Gutenberg downloadsen2011Difficulty 45 (College)
History of the Transformer
Uppenborn, Friedrich
499 Gutenberg downloadsen2018Difficulty 59 (Graduate)
Instruction for Using a Slide Rule
Stanley, W.
499 Gutenberg downloadsen2006Difficulty 38 (High School)
Manual for submarine mining
United States. War Department
499 Gutenberg downloadsen2024Difficulty 45 (College)
Newark College of Engineering Bulletin, v. 11, No. 4, December 15, 1938
Newark College of Engineering
499 Gutenberg downloadsen2022Difficulty 58 (Graduate)
Light and Colour Theories, and their relation to light and colour standardization
Lovibond, Joseph W. (Joseph Williams)
498 Gutenberg downloadsen2018Difficulty 58 (Graduate)
The Classification of Patents
United States. Patent Office
498 Gutenberg downloadsen2007Difficulty 65 (Academic)
Time and Time-Tellers
Benson, James W., active 1857-1887
498 Gutenberg downloadsen2014Difficulty 60 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The East River Division. Paper No. 1152
Noble, Alfred
498 Gutenberg downloadsen2006Difficulty 58 (Graduate)
Rock Blasting A Practical Treatise on the Means Employed in Blasting Rocks for Industrial Purposes
André, George G. (George Guillaume)
497 Gutenberg downloadsen2017Difficulty 50 (College)
Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) October, 1960
Digital Equipment Corporation
495 Gutenberg downloadsen2009Difficulty 58 (Graduate)
Scientific American Supplement, No. 794, March 21, 1891
Various
494 Gutenberg downloadsen2005Difficulty 52 (Graduate)
Scientific American Supplement, No. 286, June 25, 1881
Various
493 Gutenberg downloadsen2005Difficulty 53 (Graduate)
The Road
Belloc, Hilaire
493 Gutenberg downloadsen2021Difficulty 63 (Academic)
Die Brüder Wright Eine Studie ueber die Entwicklung der Flugmaschine von Lilienthal bis Wright
Hildebrandt, A. (Alfred)
492 Gutenberg downloadsde2004
Karte und Kroki
Wolff, Hans
492 Gutenberg downloadsde2015
Scientific American, Volume 17, No. 26 December 28, 1867 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.
Various
492 Gutenberg downloadsen2005Difficulty 58 (Graduate)
Some Mooted Questions in Reinforced Concrete Design American Society of Civil Engineers, Transactions, Paper No. 1169, Volume LXX, Dec. 1910
Godfrey, Edward
491 Gutenberg downloadsen2005Difficulty 54 (Graduate)
The Daguerreian Journal, Vol. I, No. 8, March 1, 1851
Various
491 Gutenberg downloadsen2020Difficulty 65 (Academic)
Technik der Bronzeplastik
Lüer, Hermann
490 Gutenberg downloadsde2016
The Earliest Electromagnetic Instruments
Chipman, Robert A.
490 Gutenberg downloadsen2010Difficulty 76 (Expert)
Three little lines : $b Silverton Railroad, Silverton, Gladstone & Northerly, Silverton Northern
Crum, Josie Moore
490 Gutenberg downloadsen2020Difficulty 47 (College)
Plank Frame Barn Construction
Shawver, John L.
489 Gutenberg downloadsen2021Difficulty 48 (College)
Scientific American Supplement, No. 633, February 18, 1888
Various
489 Gutenberg downloadsen2005Difficulty 54 (Graduate)
The Traveling Engineers' Association to Improve the Locomotive Engine Service of American Railroads Examination Questions and Answers for Firemen for Promotion and New Men for Employment
Traveling Engineers' Association
489 Gutenberg downloadsen2006Difficulty 49 (College)
Survival at Altitude for Heavy and Very Heavy Bomber Crews
United States. Army Air Forces. Air Force, 2nd. Altitude Indoctrination Unit
487 Gutenberg downloadsen2021Difficulty 51 (Graduate)
The Introduction of Self-Registering Meteorological Instruments
Multhauf, Robert P.
487 Gutenberg downloadsen2010Difficulty 68 (Academic)
Atoms at the Science Fair: Exhibiting Nuclear Projects
LeCompte, Robert G. & Wood, Burrell L.
485 Gutenberg downloadsen2021Difficulty 62 (Academic)
Friction, Lubrication and the Lubricants in Horology
Lewis, W. T. (William T.)
485 Gutenberg downloadsen2011Difficulty 55 (Graduate)
Wireless Transmission of Photographs Second Edition, Revised and Enlarged 1919
Martin, Marcus J.
485 Gutenberg downloadsen2010Difficulty 64 (Academic)
Computers on the Farm Farm Uses for Computers, How to Select Software and Hardware, and Online Information Sources in Agriculture
Smith, Deborah Takiff
484 Gutenberg downloadsen2019Difficulty 59 (Graduate)
Deeds Barn and the Self Starter
Anonymous
484 Gutenberg downloadsen2021Difficulty 49 (College)
Army Pulse Radiation Facility
U.S. Army Ballistic Research Laboratory
483 Gutenberg downloadsen2022Difficulty 62 (Academic)
Geld und Erfahrung
Eyth, Max
482 Gutenberg downloadsde2015
Water Power for the Farm and Country Home
Cooper, David R.
482 Gutenberg downloadsen2020Difficulty 62 (Academic)
Die Luftschiffahrt der Gegenwart
Hoernes, Hermann
481 Gutenberg downloadsde2013
New Edition of Hints on Silver-Glass Reflecting Telescopes Manufactured by Mr. G. Calver, F.R.A.S. with Directions for Silvering, Adjusting, &c.
Calver, George
481 Gutenberg downloadsen2016Difficulty 56 (Graduate)
Seattle Car & Foundry Company, Catalogue No. 3, December, 1913
Seattle Car and Foundry Company
481 Gutenberg downloadsen2015Difficulty 53 (Graduate)
Building and Flying an Aeroplane A practical handbook covering the design, construction, and operation of aeroplanes and gliders
Hayward, Charles B. (Charles Brian)
480 Gutenberg downloadsen2020Difficulty 51 (Graduate)
HomeBrew HomePages Put YOU on the World Wide Web
Anonymous
479 Gutenberg downloadsen1995Difficulty 42 (College)
Pneumatic conveying
Phillips, Ernest George
479 Gutenberg downloadsen2023Difficulty 60 (Graduate)
Die Akkumulatoren: ihre Theorie, Herstellung, Behandlung und Verwendung.
Bermbach, Willibald
478 Gutenberg downloadsde2016
Report on the Department of Ports and Harbours for the Year 1890-91
Australia. Queensland. Department of Ports and Harbours
478 Gutenberg downloadsen2008Difficulty 56 (Graduate)
The Manufacture of Tomato Products Including whole tomato pulp or puree, tomato catsup, chili sauce, tomato soup, trimming pulp
Hier, W. G. (Wayland Gladstone)
478 Gutenberg downloadsen2021Difficulty 65 (Academic)
The Memoirs of Charles H. Cramp
Buell, Augustus C.
478 Gutenberg downloadsen2018Difficulty 63 (Academic)
Handbook for Light Artillery
Dyer, A. B. (Alexander Brydie)
477 Gutenberg downloadsen2020Difficulty 51 (Graduate)
Of Yankee granite : $b An account of the building of the Bunker Hill Monument
Cameron, Edward Herbert
476 Gutenberg downloadsen2023Difficulty 64 (Academic)
Linotype Manual Giving Detailed Instructions of the Proper Adjustment and Care of the Linotype
Various
475 Gutenberg downloadsen2015Difficulty 44 (College)
Del libro impreso al libro digital
Lebert, Marie
474 Gutenberg downloadses2010
Leonardo da Vinci als Ingenieur und Philosoph Ein Beitrag zur Geschichte der Technik und der induktiven Wissenschaften
Grothe, Hermann
474 Gutenberg downloadsde2019
Smeaton and Lighthouses A Popular Biography, with an Historical Introduction and Sequel
Anonymous
474 Gutenberg downloadsen2010Difficulty 68 (Academic)
Die Anfänge der Naturbeherrschung. 1. Frühformen der Mechanik
Weule, Karl
473 Gutenberg downloadsde2017
Metropolitan Subway and Elevated Systems Bulletin 49
General Electric Company
473 Gutenberg downloadsen2017Difficulty 58 (Graduate)
Outspinning the Spider: The Story of Wire and Wire Rope
Mumford, John Kimberly
472 Gutenberg downloadsen2014Difficulty 55 (Graduate)
Paper & paper making, ancient and modern
Herring, Richard
472 Gutenberg downloadsen2023Difficulty 67 (Academic)
Radio Shack TRS-80 Expansion Interface: Operator's Manual Catalog Numbers: 26-1140, 26-1141, 26-1142
Anonymous
471 Gutenberg downloadsen2008Difficulty 59 (Graduate)
Steam Shovels and Steam Shovel Work
Hermann, Edward Adolph
471 Gutenberg downloadsen2014Difficulty 51 (Graduate)
A Lost Chapter in the History of the Steamboat
Latrobe, John H. B. (John Hazlehurst Boneval)
470 Gutenberg downloadsen2020Difficulty 56 (Graduate)
Nouveau moyen de préparer la couche sensible des plaques destinées à recevoir les images photographiques Lettre à M. Arago
Daguerre, Louis Jacques Mandé
469 Gutenberg downloadsfr2005
Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon
Manly, Harold P. (Harold Phillips)
469 Gutenberg downloadsen2005Difficulty 56 (Graduate)
Project Gutenberg "10K" DVD
Unknown
469 Gutenberg downloadsen2004Difficulty 49 (College)
Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The Cross-Town Tunnels. Paper No. 1158
Brace, James H. & Mason, Francis
469 Gutenberg downloadsen2006Difficulty 48 (College)
American Horological Journal, Vol. I, No. 1, July 1869: Devoted to Pratical Horology
Unknown
468 Gutenberg downloadsen2022Difficulty 60 (Graduate)
On the Construction of a Silvered Glass Telescope Fifteen and a half inches in aperture, and its use in celestial photography
Draper, Henry
468 Gutenberg downloadsen2016Difficulty 61 (Academic)
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The Site of the Terminal Station. Paper No. 1157
Clarke, George C.
468 Gutenberg downloadsen2006Difficulty 52 (Graduate)
Les Merveilles de la Locomotion
Deharme, E. (Ernest)
466 Gutenberg downloadsfr2013
The Engineering Contributions of Wendel Bollman
Vogel, Robert M.
466 Gutenberg downloadsen2010Difficulty 62 (Academic)
Cork: Its Origin and Industrial Uses
Stecher, Gilbert Erwin
465 Gutenberg downloadsen2012Difficulty 60 (Graduate)
Opportunities in Engineering
Horton, Charles M. (Charles Marcus)
465 Gutenberg downloadsen2008Difficulty 56 (Graduate)
Manufacturing Cost Data on Artificial Ice
Luhr, Otto & Friedl, Herman
464 Gutenberg downloadsen2009Difficulty 46 (College)
Scientific American Supplement, No. 664, September 22,1888
Various
464 Gutenberg downloadsen2008Difficulty 58 (Graduate)
The Daguerreian Journal, Vol. II, No. 2, June 1, 1851
Various
463 Gutenberg downloadsen2020Difficulty 62 (Academic)
The Preservation of the Exterior of Wooden Buildings
Cushman, Allerton S. (Allerton Seward) & Gardner, Henry A. (Henry Alfred)
463 Gutenberg downloadsen2020Difficulty 67 (Academic)
The Methods of Glass Blowing and of Working Silica in the Oxy-Gas Flame For the use of chemical and physical students
Shenstone, W. A. (William Ashwell)
462 Gutenberg downloadsen2010Difficulty 57 (Graduate)
Steel : $b a manual for steel users
Metcalf, William
461 Gutenberg downloadsen2023Difficulty 60 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. Paper No. 1150
Raymond, Charles W.
461 Gutenberg downloadsen2006Difficulty 65 (Academic)
The Nuclear Ship Savannah First Atomic Merchant Ship, One of the World's Safest Ships
United States. Department of Commerce & United States. Maritime Administration & U.S. Atomic Energy Commission
460 Gutenberg downloadsen2020Difficulty 67 (Academic)
The Oak Ridge ALGOL Compiler for the Control Data Corporation 1604 Preliminary Programmer's Manual
Bumgarner, L. L.
460 Gutenberg downloadsen2015Difficulty 52 (Graduate)
Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Federal Investigations of Mine Accidents, Structural Materials and Fuels. Paper No. 1171
Wilson, Herbert M. (Herbert Michael)
459 Gutenberg downloadsen2006Difficulty 61 (Academic)
A boy's text book on gas engines : $b a book for boys describing and explaining in simple language the automobile gas engine
Faurote, Fay Leone
458 Gutenberg downloadsen2023Difficulty 49 (College)
Henry Ford: Highlights of His Life
Henry Ford Museum and Greenfield Village
458 Gutenberg downloadsen2018Difficulty 48 (College)
The Fifteen Watt Tungsten Lamp
Anderson, Clair Elmore
457 Gutenberg downloadsen2015Difficulty 54 (Graduate)
On the Development and Distribution of Primitive Locks and Keys
Pitt-Rivers, Augustus Henry Lane-Fox
455 Gutenberg downloadsen2013Difficulty 52 (Graduate)
Papierprüfung: Eine Anleitung zum Untersuchen von Papier
Herzberg, Wilhelm
455 Gutenberg downloadsde2019
Profits from scrap
American Bureau of Engineering, Chicago
455 Gutenberg downloadsen2016Difficulty 49 (College)
The American Journal of Photography, Vol. XI, No. 7, July 1890
Various
455 Gutenberg downloadsen2019Difficulty 54 (Graduate)
Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Tests of Creosoted Timber, Paper No. 1168
Gregory, W. B. (William Benjamin)
455 Gutenberg downloadsen2006Difficulty 42 (College)
Villkor och möjligheter för kemisk storindustri i Sverige
Larsson, Ernst
455 Gutenberg downloadssv2007
Stokers and pokers : $b or, The London and North-Western Railway, the electric telegraph, and the railway clearing-house
Head, Francis Bond, Sir
454 Gutenberg downloadsen2024Difficulty 70 (Academic)
On-Line Data-Acquisition Systems in Nuclear Physics, 1969
National Research Council (U.S.). Ad Hoc Panel on On-line Computers in Nuclear Research
453 Gutenberg downloadsen2013Difficulty 64 (Academic)
Aircraft in war
Bruce, Eric Stuart
452 Gutenberg downloadsen2023Difficulty 55 (Graduate)
Cork: Being the story of the origin of cork, the processes employed in its manufacture & its various uses in the world to-day
Armstrong Cork Company
452 Gutenberg downloadsen2023Difficulty 68 (Academic)
The Journal of Electricity, Power and Gas, Volume XX, No. 18, May 2, 1908 Devoted to the Conversion, Transmission and Distribution of Energy
Various
452 Gutenberg downloadsen2018Difficulty 61 (Academic)
The Way of the Air: A Description of Modern Aviation
Middleton, Edgar Charles
452 Gutenberg downloadsen2016Difficulty 51 (Graduate)
Motor Transports in War
Wyatt, Horace
451 Gutenberg downloadsen2018Difficulty 63 (Academic)
The Industrial Canal and Inner Harbor of New Orleans History, Description and Economic Aspects of Giant Facility Created to Encourage Industrial Expansion and Develop Commerce
Dabney, Thomas Ewing
451 Gutenberg downloadsen2010Difficulty 57 (Graduate)
The American Type of Isthmian Canal Speech by Hon. John Fairfield Dryden in the Senate of the United States, June 14, 1906
Dryden, John F. (John Fairfield)
449 Gutenberg downloadsen2008Difficulty 67 (Academic)
Der Schiffbau seit seiner Entstehung, Band 1
Konijnenburg, E. van (Emile)
448 Gutenberg downloadsde2025
The Future of Road-making in America
Hulbert, Archer Butler
448 Gutenberg downloadsen2010Difficulty 58 (Graduate)
Scientific American Supplement, No. 611, September 17, 1887
Various
447 Gutenberg downloadsen2005Difficulty 50 (College)
Un grand français du XVIIme siècle : Pierre Paul Riquet et le canal du Midi
Fernay, Jacques
447 Gutenberg downloadsfr2018
Synthetic Tannins, Their Synthesis, Industrial Production and Application
Grasser, Georg
446 Gutenberg downloadsen2005Difficulty 63 (Academic)
The Secret Guide to Computers
Walter, Russ
446 Gutenberg downloadsen1996Difficulty 47 (College)
Søren Hjorth: Inventor of the Dynamo-electric Principle
Smith, Sigurd
443 Gutenberg downloadsen2021Difficulty 63 (Academic)
Radio Boys Cronies; Or, Bill Brown's Radio
Whipple, Wayne & Aaron, S. F. (Samuel Francis)
442 Gutenberg downloadsen2004Difficulty 44 (College)
Bangerter's Inventions; His Marvelous Time Clock
Unknown
441 Gutenberg downloadsen2016Difficulty 59 (Graduate)
Electric railways
American School of Correspondence & Cravath, James Raley
440 Gutenberg downloadsen2025Difficulty 58 (Graduate)
Learning to fly in the U.S. Army : $b a manual of aviation practice
Fales, E. N. (Elisha Noel)
439 Gutenberg downloadsen2024Difficulty 58 (Graduate)
An ice cream laboratory guide
Fisk, W. W. (Walter Warner) & Ellenberger, H. B. (Howard Bowman)
438 Gutenberg downloadsen2025Difficulty 49 (College)
Chambers's Edinburgh Journal, No. 451 Volume 18, New Series, August 21, 1852
Various
438 Gutenberg downloadsen2007Difficulty 63 (Academic)
Glass and Glass Manufacture
Marson, Percival
438 Gutenberg downloadsen2020Difficulty 59 (Graduate)
Boys' second book of inventions
Baker, Ray Stannard
436 Gutenberg downloadsen2013Difficulty 57 (Graduate)
Rough and Tumble Engineering
Maggard, James H.
436 Gutenberg downloadsen2004Difficulty 42 (College)
Glen Canyon Dam
United States. Bureau of Reclamation
435 Gutenberg downloadsen2019Difficulty 50 (College)
History of the Confederate Powder Works
Rains, George Washington
435 Gutenberg downloadsen2008Difficulty 68 (Academic)
Astronomical Instruments and Accessories
William Gaertner and Company
434 Gutenberg downloadsen2008Difficulty 51 (Graduate)
Engineering Bulletin No 1: Boiler and Furnace Testing
Strohm, Rufus T. (Rufus Tracy)
434 Gutenberg downloadsen2006Difficulty 46 (College)
Engineers and their triumphs the story of the locomotive, the steamship, bridge building, tunnel making
Holmes, F. M. (Frederic Morell)
434 Gutenberg downloadsen2022Difficulty 47 (College)
Fulton's "Steam Battery": Blockship and Catamaran
Chapelle, Howard Irving
434 Gutenberg downloadsen2010Difficulty 57 (Graduate)
Observations on the Automaton Chess Player Now Exhibited in London, at 4 Spring Gardens
Oxford graduate
434 Gutenberg downloadsen2019Difficulty 66 (Academic)
Lichtbild- und Kino-Technik Lichtbühnen-Bibliothek Nr. 1
Liesegang, Franz Paul
433 Gutenberg downloadsde2015
The Panama Canal
McKinlay, Duncan E.
433 Gutenberg downloadsen2014Difficulty 70 (Academic)
The Sewerage of Sea Coast Towns
Adams, Henry Charles
433 Gutenberg downloadsen2005Difficulty 58 (Graduate)
The Mentor: Great American Inventors, Vol. 1, Num. 29, Serial No. 29
Bruce, H. Addington (Henry Addington)
432 Gutenberg downloadsen2015Difficulty 57 (Graduate)
De aardbeving van San Francisco De Aarde en haar Volken, 1907
Vries, Hugo de
431 Gutenberg downloadsnl2006
Illustrated Catalogue of Cotton Machinery
Howard & Bullough American Machine Company
430 Gutenberg downloadsen2011Difficulty 54 (Graduate)
Bailey's Dam
Smith, Steven D. & Castille, George J.
429 Gutenberg downloadsen2020Difficulty 56 (Graduate)
From Xylographs to Lead Molds; A.D. 1440-A.D. 1921
Forster, H. C.
429 Gutenberg downloadsen2010Difficulty 59 (Graduate)
Material Classification Recommended by the Railway Storekeepers' Association
United States. Railroad administration. Division of finance
429 Gutenberg downloadsen2018Difficulty 47 (College)
Zenith Television Receiver Operating Manual
Anonymous
429 Gutenberg downloadsen2009Difficulty 65 (Academic)
Artificial fire-works : $b improved to the modern practice, from the minutest to the highest branches
Jones, Robert
428 Gutenberg downloadsen2021Difficulty 49 (College)
Essex Terraplane Six 1933 Owner's Manual of Information
Hudson Motor Car Company
428 Gutenberg downloadsen2011Difficulty 51 (Graduate)
La Vettura Automobile: sue parti - suo funzionamento
De Maria, Alamanno
428 Gutenberg downloadsit2013
Type Cases and Composing-room Furniture A Primer of Information About Type Cases, Work Stands, Cabinets, Case Racks, Galley Racks, Standing Galleys, &c.
Stewart, A. A. (Alexander A.)
428 Gutenberg downloadsen2010Difficulty 57 (Graduate)
How to Make Electrical Machines Containing Full Directions for Making Electrical Machines, Induction Coils, Dynamos, and Many Novel Toys to Be Worked by Electricity
Bennett, R. A. R. (Reginald Arthur Renaud)
427 Gutenberg downloadsen2013Difficulty 50 (College)
Le Téléphone, le Microphone et le Phonographe
Du Moncel, Th., comte
426 Gutenberg downloadsfr2008
Pegasus : $b problems of transportation
Fuller, J. F. C. (John Frederick Charles)
426 Gutenberg downloadsen2025Difficulty 55 (Graduate)
Scientific American magazine, Vol. 2 Issue 1 The advocate of Industry and Journal of Scientific, Mechanical and Other Improvements
Various
426 Gutenberg downloadsen2009Difficulty 52 (Graduate)
The Advance of Science in the Last Half-Century
Huxley, Thomas Henry
426 Gutenberg downloadsen2005Difficulty 73 (Expert)
The BYU Solar Cooker/Cooler
Jones, Steven E.
426 Gutenberg downloadsen2004Difficulty 42 (College)
Tunnel Engineering: A Museum Treatment
Vogel, Robert M.
426 Gutenberg downloadsen2012Difficulty 66 (Academic)
Lectures on popular and scientific subjects
Caithness, James Sinclair, 14th earl of
425 Gutenberg downloadsen2005Difficulty 53 (Graduate)
The Economy of Workshop Manipulation A logical method of learning constructive mechanics. Arranged with questions for the use of apprentice engineers and students.
Richards, John
425 Gutenberg downloadsen2018Difficulty 66 (Academic)
Handbuch der praktischen Kinematographie Die verschiedenen Konstruktions-Formen des Kinematographen, die Darstellung der lebenden Lichtbilder sowie das ...
Liesegang, Franz Paul
424 Gutenberg downloadsde2012
Instructions for the Management of Harvey's Sea Torpedo
Harvey, Frederick
424 Gutenberg downloadsen2022Difficulty 55 (Graduate)
Darstellende Geometrie des Geländes und verwandte Anwendungen der Methode der kotierten Projektionen
Rothe, Rudolf
423 Gutenberg downloadsde2018
Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Reinforced Concrete Pier Construction
Klapp, Eugene
423 Gutenberg downloadsen2006Difficulty 51 (Graduate)
Conservation Through Engineering Extract from the Annual Report of the Secretary of the Interior
Lane, Franklin K.
422 Gutenberg downloadsen2010Difficulty 54 (Graduate)
How the shortage of skilled mechanics is being overcome by training the unskilled
United States. Council of National Defense. Committee on Labor. Section on Industrial Training for the War Emergency
422 Gutenberg downloadsen2023Difficulty 61 (Academic)
Improvement in Fire-Arms and in the Apparatus Used Therewith United States Patent Office Application
Colt, Samuel
421 Gutenberg downloadsen2015Difficulty 52 (Graduate)
Rules and Practice for Adjusting Watches
Kleinlein, Walter J. (Walter John)
421 Gutenberg downloadsen2011Difficulty 56 (Graduate)
The Mentor: Reclaiming the Desert, Vol. 6, Num. 17, Serial No. 165, October 15, 1918
Blanchard, C. J. (Clarence John)
419 Gutenberg downloadsen2015Difficulty 59 (Graduate)
Aviation Book
Davis, Haywood Leslie
418 Gutenberg downloadsen2020Difficulty 45 (College)
The Dry Collodion Process
Long, Charles A.
418 Gutenberg downloadsen2020Difficulty 57 (Graduate)
The Wonderland of Trinidad
Barber Asphalt Paving Co.
418 Gutenberg downloadsen2019Difficulty 54 (Graduate)
40 years / 40 años / 40 ans
Lebert, Marie
415 Gutenberg downloadsen2010Difficulty 62 (Academic)
The Making of a Man: Being a Description of Artificial Limbs and How They May Be Adopted by Those Who Have Suffered Loss of Their Natural Limbs
George R. Fuller Co. (Rochester, N.Y.)
415 Gutenberg downloadsen2021Difficulty 58 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 A Concrete Water Tower, Paper No. 1173
Kempkey, A.
415 Gutenberg downloadsen2006Difficulty 45 (College)
Elastic and non-elastic narrow fabrics : $b and a chapter on narrow fabrics made on knitting machines
Brown, Samuel
413 Gutenberg downloadsen2022Difficulty 57 (Graduate)
Le Circuit de l'Est [programme]
Commune de Amiens/Nancy
412 Gutenberg downloadsfr2004
Marvels of Modern Science
Severing, Paul
412 Gutenberg downloadsen2004Difficulty 51 (Graduate)
Scientific American, September 29, 1883 Supplement. No. 404
Various
412 Gutenberg downloadsen2014Difficulty 56 (Graduate)
Books Relating to Applied Science, Published by E. & F. N. Spon, 1890.
E. & F. N. Spon
411 Gutenberg downloadsen2021Difficulty 62 (Academic)
Windmills, Picturesque and Historic: The Motors of the Past
Shelton, F. H.
411 Gutenberg downloadsen2017Difficulty 52 (Graduate)
Omhoog in het luchtruim! Praatje over het luchtvaartvraagstuk De Aarde en haar Volken, 1908
Uildriks, Frederike van
410 Gutenberg downloadsnl2004
Scenic Mount Lowe and Its Wonderful Railway
James, George Wharton
410 Gutenberg downloadsen2013Difficulty 62 (Academic)
The Invention of the Track Circuit The history of Dr. William Robinson's invention of the track circuit, the fundamental unit which made possible our present automatic block signaling and interlocking systems
American Railway Association
410 Gutenberg downloadsen2014Difficulty 60 (Graduate)
Shipbuilding from its beginnings. Vol. 3 (of 3)
Konijnenburg, E. van (Emile)
409 Gutenberg downloadsen2024Difficulty 60 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 Locomotive Performance On Grades Of Various Lengths, Paper No. 1172
Randolph, B. S. (Beverly S.)
409 Gutenberg downloadsen2006Difficulty 47 (College)
A Treatise on Hat-Making and Felting Including a Full Exposition of the Singular Properties of Fur, Wool, and Hair
Thomson, John, hatter
408 Gutenberg downloadsen2014Difficulty 66 (Academic)
Histoire du Canal de Suez
Lesseps, Ferdinand de
408 Gutenberg downloadsfr2021
Instruction book on ring spinning
Lincoln, Francis L.
408 Gutenberg downloadsen2010Difficulty 30 (Middle School)
Remarks on the Proposed Railway Between Birmingham and London
Anonymous
408 Gutenberg downloadsen2017Difficulty 55 (Graduate)
The Woman's Part: A Record of Munitions Work
Yates, L. K.
408 Gutenberg downloadsen2011Difficulty 65 (Academic)
A Pioneer Railway of the West
Lafferty, Maude Ward
407 Gutenberg downloadsen2008Difficulty 58 (Graduate)
The Automatic Toy Works Manufacturers of the Best Novelties in Mechanical and Other Toys
Automatic Toy Works, New York
407 Gutenberg downloadsen2018Difficulty 50 (College)
Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. Meadows Division and Harrison Transfer Yard. Paper No. 1153
Temple, E. B.
407 Gutenberg downloadsen2006Difficulty 59 (Graduate)
Instructions on Modern American Bridge Building
Tower, G. B. N. (George Bates Nichols)
406 Gutenberg downloadsen2005Difficulty 49 (College)
Old-Time Nautical Instruments
Robinson, John
406 Gutenberg downloadsen2013Difficulty 57 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 Final Report of Special Committee on Rail Sections, Paper No. 1177
Various
406 Gutenberg downloadsen2006Difficulty 50 (College)
Die Säge: Ein Rückblick auf vier Jahrtausende
Feldhaus, Franz M. (Franz Maria)
403 Gutenberg downloadsde2019
Electric Gas Lighting: How to Install Electric Gas Ignition Apparatus
Norrie, H. S.
402 Gutenberg downloadsen2013Difficulty 54 (Graduate)
'Return Loads' to Increase Transport Resources by Avoiding Waste of Empty Vehicle Running.
United States. Council of National Defense. Highways Transport Committee
401 Gutenberg downloadsen2006Difficulty 69 (Academic)
A Manual of the Hand Lathe Comprising Concise Directions for Working Metals of All Kinds, Ivory, Bone and Precious Woods
Watson, Egbert P. (Egbert Pomeroy)
401 Gutenberg downloadsen2015Difficulty 47 (College)
Bamboo, Considered as a Paper-making Material With remarks upon its cultivation and treatment. Supplemented by a consideration of the present position of the paper trade in relation to the supply of raw material.
Routledge, Thomas
401 Gutenberg downloadsen2017Difficulty 77 (Expert)
Books Relating to Applied Science, Published by E & F. N. Spon, 1887.
E. & F. N. Spon
401 Gutenberg downloadsen2019Difficulty 62 (Academic)
Linotype mechanism
Swank, Alvin Garfield & Means, Raymond
401 Gutenberg downloadsen2023Difficulty 46 (College)
How to become an inventor : $b Containing experiments in photography, hydraulics, galvanism and electricity, magnetism, heat, and the wonders of the microscope
Warford, Aaron A.
400 Gutenberg downloadsen2024Difficulty 49 (College)
Milestones in the Mighty Age of Steam: The Grasshopper and the Corliss
Anonymous
399 Gutenberg downloadsen2021Difficulty 48 (College)
The Anatomy of Bridgework
Thorpe, William Henry
397 Gutenberg downloadsen2013Difficulty 71 (Expert)
The Solution of the Pyramid Problem; or, Pyramid Discoveries With a New Theory as to their Ancient Use
Ballard, Robert
397 Gutenberg downloadsen2012Difficulty 51 (Graduate)
The story of John Smeaton and the Eddystone lighthouse
Anonymous
397 Gutenberg downloadsen2025Difficulty 55 (Graduate)
Les règles de Cicco Simonetta pour le déchiffrement des écritures secrètes
Simonetta, Cicco
396 Gutenberg downloadsfr2009
Comparison of Woods for Butter Boxes
Turnbow, Grover Dean
395 Gutenberg downloadsen2022Difficulty 53 (Graduate)
L'A. B. C. de l'aviation: Biplans et monoplans
Gastine, Louis
395 Gutenberg downloadsfr2010
An Attempt to Analyse the Automaton Chess Player of Mr. De Kempelen To Which is Added, a Copious Collection of the Knight's Moves over the Chess Board
Willis, Robert
394 Gutenberg downloadsen2020Difficulty 56 (Graduate)
Return-Loads Bureaus to Save Waste in Transportation
United States. Council of National Defense. Highways Transport Committee
394 Gutenberg downloadsen2006Difficulty 60 (Graduate)
Farming with Dynamite: A Few Hints to Farmers
E.I. du Pont de Nemours & Company
393 Gutenberg downloadsen2012Difficulty 49 (College)
How to get an air job
Byrne, Jack
393 Gutenberg downloadsen2023Difficulty 53 (Graduate)
O odkryciach i wynalazkach Odczyt popularny wypowiedziany dnia 23 marca 1873 r.
Prus, Bolesław
393 Gutenberg downloadspl2009
Histoire des nombres et de la numération mécanique
Jacomy-Régnier
392 Gutenberg downloadsfr2009
Tinting and toning of Eastman positive motion picture film : $b Second edition—revised
Eastman Kodak Company
392 Gutenberg downloadsen2023Difficulty 57 (Graduate)
Bowling Catalog E
Narragansett Machine Company
391 Gutenberg downloadsen2018Difficulty 44 (College)
The magic lantern and its management : $b including full practical directions for producing the lime light, making oxygen gas, and preparing lantern slides
Hepworth, Thomas Cradock
391 Gutenberg downloadsen2025Difficulty 53 (Graduate)
Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 Address at the 42d Annual Convention, Chicago, Illinois, June 21st, 1910, Paper No. 1178
Bensel, J. A. (John Anderson)
391 Gutenberg downloadsen2006Difficulty 69 (Academic)
A Method of Tanning without Bark
Maple, William
390 Gutenberg downloadsen2018Difficulty 60 (Graduate)
A few secrets of the metallurgist simply told
Hinkley, Gerald Watson
389 Gutenberg downloadsen2025Difficulty 60 (Graduate)
Quo vadimus? : $b Some glimpses of the future
Fournier d'Albe, E. E. (Edmund Edward)
389 Gutenberg downloadsen2024Difficulty 55 (Graduate)
British Canals: Is their resuscitation practicable?
Pratt, Edwin A.
388 Gutenberg downloadsen2014Difficulty 68 (Academic)
Scott Greenwood and Co. Catalogue of Special Technical Works, 1903 For Manufacturers, Students, and Technical Schools, by Expert Writers
Scott, Greenwood & Co.
388 Gutenberg downloadsen2013Difficulty 86 (Specialist)
The Water Supply of the El Paso and Southwestern Railway from Carrizozo to Santa Rosa, N. Mex. American Society of Civil Engineers: Transactions, No. 1170
Campbell, John Logan
388 Gutenberg downloadsen2005Difficulty 47 (College)
Paper-Cutting Machines A Primer of Information about Paper and Card Trimmers, Hand-Lever Cutters, Power Cutters and Other Automatic Machines for Cutting Paper
Gray, Niel, Jr.
387 Gutenberg downloadsen2010Difficulty 54 (Graduate)
De afsluiting en droogmaking der Zuiderzee. Weerlegging van bezwaren. uitgegeven door de Zuiderzee-Vereeniging
Beekman, A. A. (Anton Albert)
386 Gutenberg downloadsnl2011
Down Town Brooklyn A Report to the Comptroller of the City of New York on Sites for Public Buildings and the Relocation of the Elevated Railroad Tracks now in Lower Fulton Street, Borough of Brooklyn
Brooklyn (New York, N.Y.). Committee of Ten
386 Gutenberg downloadsen2010Difficulty 59 (Graduate)
International Bridge Authority, Sault Ste. Marie
Anonymous
386 Gutenberg downloadsen2020Difficulty 54 (Graduate)
The Fireless Locomotive
Anonymous
386 Gutenberg downloadsen2021Difficulty 56 (Graduate)
The Invention of Typography A Brief Sketch of the Invention of Printing and How it Came About
Hamilton, Frederick W. (Frederick William)
386 Gutenberg downloadsen2022Difficulty 58 (Graduate)
Verklaring van het stoomwerktuig zijnde eene algemeen bevattelijke beschrijving van deszelfs onderscheidene deelen, zamenstelling en werking.
Unknown
386 Gutenberg downloadsnl2010
Werner von Siemens, der Begründer der modernen Elektrotechnik
Fürst, Artur
386 Gutenberg downloadsde2014
Preliminary Report on Gowganda Mining Division District of Nipissing Ontario
Collins, W. H. (William Henry)
385 Gutenberg downloadsen2021Difficulty 60 (Graduate)
Schöpfungen der Ingenieurtechnik der Neuzeit
Geitel, Max
385 Gutenberg downloadsde2014
The British Journal of Photography, No. 613, Vol. XIX, February 2, 1872
Various
385 Gutenberg downloadsen2019Difficulty 62 (Academic)
The New Wonder of the World: Buffalo, the Electric City
Richmond, A. E.
385 Gutenberg downloadsen2020Difficulty 56 (Graduate)
Aeroplanes
Zerbe, James Slough
382 Gutenberg downloadsen1998Difficulty 46 (College)
Bad Drains; and How to Test Them With notes on the ventilation of sewers, drains, and sanitary fittings, and the origin and transmission of zymotic disease
Reeves, R. Harris
382 Gutenberg downloadsen2019Difficulty 60 (Graduate)
The development of armor-piercing shells (with suggestions for their improvement)
De Zafra, Carlos
382 Gutenberg downloadsen2010Difficulty 59 (Graduate)
Spar-torpedo instructions for the United States Navy
United States. Navy Department. Bureau of Ordnance
381 Gutenberg downloadsen2025Difficulty 52 (Graduate)
The Road and the Roadside
Potter, Burton Willis
381 Gutenberg downloadsen2009Difficulty 53 (Graduate)
Problems of the Libyan Desert
Ball, John
380 Gutenberg downloadsen2025Difficulty 67 (Academic)
Wireless Possibilities
Low, A. M. (Archibald Montgomery)
380 Gutenberg downloadsen2021Difficulty 58 (Graduate)
The Chickamauga Dam and its environs
Walker, Robert Sparks
379 Gutenberg downloadsen2023Difficulty 54 (Graduate)
Fête aérostatique, qui sera célébrée aujourd'hui au champ de Mars; Aréostation: établissement d'une compagnie aéronautique
Anonymous
378 Gutenberg downloadsfr2006
Il nuovo lume delle gioie Opera utilissima ad'ogni persona, così a orefici, e speciali, per l'arte pratico.
Caliari, Pietro
378 Gutenberg downloadsit2017
Marvel Carbureter and Heat Control As Used on Series 691 Nash Sixes Booklet S
Anonymous
378 Gutenberg downloadsen2008Difficulty 49 (College)
Specifications for street roadway pavements with instructions to inspectors on street paving work
Whinery, Samuel
377 Gutenberg downloadsen2022Difficulty 85 (Specialist)
Hand-Craft: The Most Reliable Basis of Technical Education in Schools and Classes
Sutcliffe, John D.
375 Gutenberg downloadsen2011Difficulty 53 (Graduate)
The construction and maintenance of earth roads
Lyman, Richard Roswell
374 Gutenberg downloadsen2022Difficulty 51 (Graduate)
A Letter to the Kensington Canal Company on the Substitution of the Pneumatic Railway for the Common Railway by Which They Contemplate Extending Their Line of Conveyance
Vallance, John
373 Gutenberg downloadsen2020Difficulty 69 (Academic)
The Rural Motor Express To Conserve Foodstuffs and Labor and to Supply Rural Transportation.
United States. Council of National Defense. Highways Transport Committee
372 Gutenberg downloadsen2006Difficulty 64 (Academic)
Manuel da Maya e os engenheiros militares portugueses no Terramoto de 1755
Sepúlveda, Christóvam Ayres de Magalhães
371 Gutenberg downloadspt2006
The Problem of Manflight
Means, James
371 Gutenberg downloadsen2017Difficulty 55 (Graduate)
Scientific American Supplement, No. 648, June 2, 1888.
Various
370 Gutenberg downloadsen2011Difficulty 54 (Graduate)
Two men on a mill : $b The story of the restoration of Baxter's Mill
Castonguay, A. Harold
370 Gutenberg downloadsen2023Difficulty 53 (Graduate)
Comparison of Methods of Sewage Purification
Phillips, Theodore Clifford & Schneider, Edward John
369 Gutenberg downloadsen2019Difficulty 57 (Graduate)
The Gasoline Motor
Slauson, Harold Whiting
369 Gutenberg downloadsen2014Difficulty 58 (Graduate)
Notes Upon Indigo
Hayes, John L. (John Lord)
368 Gutenberg downloadsen2020Difficulty 58 (Graduate)
Delco Radio Owner's Manual Model 633; Delcotron Generator Installation
Delco-Remy Corporation
366 Gutenberg downloadsen2010Difficulty 53 (Graduate)
Economy of the Round Dairy Barn
Fraser, Wilber J. (Wilber John)
365 Gutenberg downloadsen2011Difficulty 52 (Graduate)
Telephone troubles : $b Their location and remedy
Wev, Edward Mahon
365 Gutenberg downloadsen2025Difficulty 49 (College)
Gas Burners Old and New A historical and descriptive treatise on the progress of invention in gas lighting, embracing an account of the theory of luminous combustion
Merriman, Owen
364 Gutenberg downloadsen2011Difficulty 65 (Academic)
The Telephone An Account of the Phenomena of Electricity, Magnetism, and Sound, as Involved in Its Action
Dolbear, A. E. (Amos Emerson)
363 Gutenberg downloadsen2010Difficulty 60 (Graduate)
Mine Pumping in Agricola's Time and Later
Multhauf, Robert P.
361 Gutenberg downloadsen2010Difficulty 59 (Graduate)
Bridge Disasters in America: The Cause and the Remedy
Vose, George L. (George Leonard)
360 Gutenberg downloadsen2009Difficulty 58 (Graduate)
The chocolate-plant (Theobroma cacao) and its products
Anonymous
360 Gutenberg downloadsen2025Difficulty 55 (Graduate)
Wrinkles in Electric Lighting
Stephen, Vincent
359 Gutenberg downloadsen2011Difficulty 60 (Graduate)
Careers in Atomic Energy
McIlhenny, Loyce J.
358 Gutenberg downloadsen2013Difficulty 68 (Academic)
The Microscope
Ross, Andrew
357 Gutenberg downloadsen2013Difficulty 65 (Academic)
Cedar chests, how to make them
Windoes, Ralph Flagg
356 Gutenberg downloadsen2025Difficulty 47 (College)
Boynton bicycle railway system
Boynton Bicycle Railway Company
355 Gutenberg downloadsen2024Difficulty 56 (Graduate)
Installation and Operation Instructions For Custom Mark III CP Series Oil Fired Unit
Anonymous
355 Gutenberg downloadsen2009Difficulty 51 (Graduate)
The Dominion Astrophysical Observatory, Victoria, B.C.
Plaskett, J. S. (John Stanley)
355 Gutenberg downloadsen2020Difficulty 62 (Academic)
Vasárnapi Könyv. 1914. Első félév 15. füzet
Various
355 Gutenberg downloadshu2009
Chambers's Journal of Popular Literature, Science, and Art, Fifth Series, No. 40, Vol. I, October 4, 1884
Various
354 Gutenberg downloadsen2021Difficulty 52 (Graduate)
History of Steam on the Erie Canal
Anonymous
353 Gutenberg downloadsen2006Difficulty 55 (Graduate)
Apontamentos sobre a via de communicação do rio Madeira
Rebouças, Antonio Pereira
352 Gutenberg downloadspt2007
Great Western Railway Instructions
Grierson, William Wylie
352 Gutenberg downloadsen2018Difficulty 48 (College)
Design of a Steel Railroad Warehouse
Tallyn, Louis Liston
349 Gutenberg downloadsen2020Difficulty 44 (College)
A Succinct View of the Importance and Practicability of Forming a Ship Canal across the Isthmus of Panama
Hill, H. R.
347 Gutenberg downloadsen2009Difficulty 68 (Academic)
How to become an engineer : $b containing full instructions how to proceed in order to become a locomotive engineer : also directions for building a model locomotive; together with a full description of everything an engineer should know
Doughty, Frank W.
347 Gutenberg downloadsen2014Difficulty 43 (College)
Practical Rules for the Management of a Locomotive Engine in the Station, on the Road, and in cases of Accident
Gregory, Charles Hutton
347 Gutenberg downloadsen2006Difficulty 62 (Academic)
Remarks on a Pamphlet Lately published by the Rev. Mr. Maskelyne, Under the Authority of the Board of Longitude
Harrison, John
346 Gutenberg downloadsen2011Difficulty 77 (Expert)
Transactions of the American Society of Civil Engineers, Vol. LXX, December, 1910
American Society of Civil Engineers
346 Gutenberg downloadsen2014Difficulty 51 (Graduate)
L'ebook a 40 ans (1971-2011)
Lebert, Marie
342 Gutenberg downloadsfr2011
Cotton, Its Progress from the Field to the Needle Being a brief sketch of the culture of the plant, its picking, cleaning, packing, shipment, and manufacture
Anonymous
341 Gutenberg downloadsen2011Difficulty 57 (Graduate)
A Complete List of the Books Included in the S. & C. Series of Elementary Manuals for Mechanics and Students published by E. & F. N. Spon, Ltd., London. January 1912
E. & F. N. Spon
340 Gutenberg downloadsen2013Difficulty 57 (Graduate)
Story of the Aeroplane
Galbreath, C. B. (Charles Burleigh)
339 Gutenberg downloadsen2012Difficulty 53 (Graduate)
Vasárnapi Könyv. 1914. Első félév 10. füzet
Unknown
337 Gutenberg downloadshu2007
Le Projet Gutenberg (1971-2005)
Lebert, Marie
335 Gutenberg downloadsfr2008
A Description of a New-Invented Stove-Grate Shewing Its Uses and Advantages Over All Others, Both in Point of Expence, and Every Purpose of a Chamber Fire
Durno, J.
334 Gutenberg downloadsen2020Difficulty 70 (Academic)
A new discovery for finding the longitude
Hobbs, William
332 Gutenberg downloadsen2025Difficulty 48 (College)
The Isthmus of Suez Question
Lesseps, Ferdinand de
332 Gutenberg downloadsen2019Difficulty 64 (Academic)
Report of the Railway Department of the Board of Trade on the London, Worcester, and Wolverhampton, and on the Birmingham and Shrewsbury Districts
Great Britain. Board of Trade. Railway Department
330 Gutenberg downloadsen2007Difficulty 74 (Expert)
Wonderful Development of Peter the Great's Pet Projects, according to His Last Will and Testament. American Invention as an Aid to Russia's Grasp on Asiatic Territory.
Gannon, W.
329 Gutenberg downloadsen2013Difficulty 62 (Academic)
Natural Stability and the Parachute Principle in Aeroplanes
LeMaitre, W.
326 Gutenberg downloadsen2013Difficulty 52 (Graduate)
Report of the Knaresbrough Rail-way Committee
Knaresbrough Rail-Way Committee (Knaresborough, England)
326 Gutenberg downloadsen2007Difficulty 69 (Academic)
Elementary lathe practice : $b As adapted to the teaching of machine shop practice in technical schools
Palmateer, T. J. (Theron Josiaha)
325 Gutenberg downloadsen2025Difficulty 39 (High School)
Inventors & Inventions
Robinson, Henry
325 Gutenberg downloadsen2014Difficulty 65 (Academic)
Primeira origem da arte de imprimir dada à luz pelo primeiros characteres
Villeneuve, João
324 Gutenberg downloadspt2006
Famous Days in the Century of Invention
Stone, Gertrude L. (Gertrude Lincoln) & Fickett, M. Grace (Mary Grace)
323 Gutenberg downloadsen2014Difficulty 38 (High School)
D.C. Powered Timing Light Model 161.2158 for 12 Volt Ignition Systems Sears Owners Manual
Sears, Roebuck and Company
322 Gutenberg downloadsen2012Difficulty 54 (Graduate)
De drooglegging der Zuiderzee. Het plan J. Ulehake contra het plan C. Lely
Ulehake, J.
321 Gutenberg downloadsnl2011
The First Man-Carrying Aeroplane Capable of Sustained Free Flight: Langley's Success as a Pioneer in Aviation From the Smithsonian Report for 1914, pages 217-222, Publication 2329, 1915
Zahm, Albert Francis
321 Gutenberg downloadsen2013Difficulty 58 (Graduate)
C.A. Coey's School of Motoring, 1424-26 Michigan Ave. Chicago
Coey, Charles Andrew
319 Gutenberg downloadsen2015Difficulty 50 (College)
Railroad Accidents, Their Cause and Prevention
Richards, R. C. (Ralph Coffin)
316 Gutenberg downloadsen2012Difficulty 56 (Graduate)
"Puffing Billy" and the Prize "Rocket" or, the story of the Stephensons and our Railways.
Knight, Helen C. (Helen Cross)
314 Gutenberg downloadsen2012Difficulty 42 (College)
The slide valve, simply explained
Tennant, William John
314 Gutenberg downloadsen2025Difficulty 55 (Graduate)
Het eerste ontwerp voor de bedijking der Zuiderzee, 1848
Kloppenburg, Jakob & Faddegon, Pieter
313 Gutenberg downloadsnl2013
Report of the Hoosac Tunnel and Troy and Greenfield Railroad, by the Joint Standing Committee of 1866.
Wentworth, Tappan
313 Gutenberg downloadsen2012Difficulty 53 (Graduate)
Gasoline and Oil Stoves, "New Process" and "Standard." 1901
Standard Lighting Company
310 Gutenberg downloadsen2017Difficulty 42 (College)
IBM System 360 RPG Debugging Template and Keypunch Card
Anonymous
308 Gutenberg downloadsen2011Difficulty 54 (Graduate)
The Stoker's Catechism
Connor, W. J.
306 Gutenberg downloadsen2008Difficulty 62 (Academic)
U.S. Patent 4,293,314: Gelled Fuel-Air Explosive October 6, 1981.
Stull, Bertram O.
306 Gutenberg downloadsen2008Difficulty 53 (Graduate)
The Art of Inventing
Prindle, Edwin J. (Edwin Jay)
305 Gutenberg downloadsen2014Difficulty 58 (Graduate)
A Project for Flying: In Earnest at Last!
Hardley, Robert
302 Gutenberg downloadsen2004Difficulty 66 (Academic)
L'Illustration, No. 3236, 4 Mars 1905
Various
301 Gutenberg downloadsfr2010
Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad
Various
299 Gutenberg downloadsen2013Difficulty 52 (Graduate)
Die Festungen gegenüber den gezogenen Geschützen
Prittwitz, M. von (Moritz)
297 Gutenberg downloadsde2010
A brief sketch of the work of Matthew Fontaine Maury during the war, 1861-1865
Maury, Richard L. (Richard Lancelot)
293 Gutenberg downloadsen2010Difficulty 56 (Graduate)
Traité des Arènes construites au Pays de Liége, pour l'écoulement et l'épuisement des eaux dans les ouvrages souterrains des exploitations de mines de houille
Crassier, L.-M.-G de
289 Gutenberg downloadsfr2008
Ontwerp van wet tot afsluiting en droogmaking van de Zuiderzee met toelichtende memorie
Lely, Cornelis
288 Gutenberg downloadsnl2011
Plain Concrete for Farm Use
Miller, T. A. H. (Thomas Arrington Huntington)
287 Gutenberg downloadsen2019Difficulty 51 (Graduate)
Report on the Plans of the Various Railways before the Examiners of the House of Commons, 1864, so far as relates to the Parish of Kensington
Broadbridge, James
270 Gutenberg downloadsen2013Difficulty 53 (Graduate)
The Chester and Holyhead Railway and Its Prospects
Morgan, William
269 Gutenberg downloadsen2020Difficulty 67 (Academic)
Vasárnapi Könyv. 1914. Első félév 12. füzet
Various
268 Gutenberg downloadshu2009
Digital PDP15 Price List, April, 1970
Digital Equipment Corporation
267 Gutenberg downloadsen2011Difficulty 72 (Expert)
Lecture on Artificial Flight Given by request at the Academy of Natural Sciences
Krueger, William G.
262 Gutenberg downloadsen2011Difficulty 66 (Academic)
Facts and Figures Concerning the Hoosac Tunnel
Piper, John J.
260 Gutenberg downloadsen2012Difficulty 64 (Academic)
Aeolus; or, the future of the flying machine
Stewart, Oliver, Major
257 Gutenberg downloadsen2025Difficulty 58 (Graduate)
Report of the Several Works Connected with the Draining, Paving & Lighting the Parish of Saint Mary Abbotts, Kensington, 1856
Broadbridge, James
242 Gutenberg downloadsen2013Difficulty 58 (Graduate)
Monthly supplement of the penny magazine of the Society for the Diffusion of Useful Knowledge, issue 21, June 30 to July 31, 1832
Unknown
238 Gutenberg downloadsen2025Difficulty 62 (Academic)
The Country's Need of Greater Railway Facilities and Terminals Address Delivered at the Annual Dinner of the Railway Business Association, New York City, December 19, 1912
Hill, James J. (James Jerome)
235 Gutenberg downloadsen2014Difficulty 55 (Graduate)
Sciopticon: Einführung in die Projections-Kunst
Liesegang, Franz Paul
229 Gutenberg downloadsde2014
La web, una enciclopedia multilingüe
Lebert, Marie
221 Gutenberg downloadses2013

Color Images from Mars Rovers Spirit and Opportunity

Concrete Construction: Methods and Costs

The British battle fleet, Vol. 2 (of 2) : $b its inception and growth throughout the centuries to the present day

Practical Mechanics for Boys

The Notebooks of Leonardo Da Vinci — Complete

Steam, Its Generation and Use

History of the Royal Sappers and Miners, Volume 1 (of 2) From the Formation of the Corps in March 1712 to the date when its designation was changed to that of Royal Engineers

A History of Inventions, Discoveries, and Origins, Volume 2 (of 2)

The Evolution of Naval Armament

The Palace and Park Its Natural History, and Its Portrait Gallery, Together with a Description of the Pompeian Court

Waterways and Water Transport in Different Countries With a description of the Panama, Suez, Manchester, Nicaraguan, and other canals.

The Life, Times, and Scientific Labours of the Second Marquis of Worcester To which is added a reprint of his Century of Inventions, 1663, with a Commentary thereon.

Elements of Plumbing

James Watt

Steam Turbines A Book of Instruction for the Adjustment and Operation of the Principal Types of this Class of Prime Movers

How Two Boys Made Their Own Electrical Apparatus Containing Complete Directions for Making All Kinds of Simple Apparatus for the Study of Elementary Electricity

Ocean Steam Navigation and the Ocean Post

The Dyeing of Cotton Fabrics: A Practical Handbook for the Dyer and Student

History of merchant shipping and ancient commerce, Volume 4 (of 4)

The Microscope. Its History, Construction, and Application 15th ed. Being a familiar introduction to the use of the instrument, and the study of microscopical science

The Silicon Jungle

The Progress of Invention in the Nineteenth Century.

Steam-ships : $b The story of their development to the present day

De Re Metallica, Translated from the First Latin Edition of 1556

Mission Furniture: How to Make It, Part 3

The book of wonders : $b gives plain and simple answers to the thousands of everyday questions that are asked and which all should be able to, but cannot answer...

Modern ships of war

Smithsonian Institution - United States National Museum - Bulletin 240 Contributions From the Museum of History and Technology Papers 34-44 on Science and Technology

Inventors at Work, with Chapters on Discovery

Mission Furniture: How to Make It, Part 1

The handbook of soap manufacture

Fire prevention and fire extinction

L'isthme de Panama Examen historique et géographique des différentes directions suivant lesquelles on pourrait le percer et des moyens à y employer; suivi d'un aperçu sur l'isthme de Suez.

The Online World

Electricity for Boys

The Invention of Printing. A Collection of Facts and Opinions, Descriptive of Early Prints and Playing Cards, the Block-Books of the Fifteenth Century, the Legend of Lourens Janszoon Coster, of Haarlem, and the Work of John Gutenberg and His Associates

Panama and the Canal in Picture and Prose

How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use

Agricultural Implements and Machines in the Collection of the National Museum of History and Technology Smithsonian Studies in History and Technology, No. 17

Highways and Highway Transportation

John Deere's Steel Plow

Catechism of the locomotive

The Rare Earths: Their Occurrence, Chemistry, and Technology

Lives of Boulton and Watt. Principally from the Original Soho Mss. Comprising also a history of the invention and introduction of the steam engine

Opportunities in Aviation

The history of steam navigation

Lectures in Navigation

Discoveries and Inventions of the Nineteenth Century

The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive

German Science Reader An Introduction to Scientific German, for Students of Physics, Chemistry and Engineering

A Newly Discovered System of Electrical Medication

James B. Eads

Gunpowder and Ammunition, Their Origin and Progress

Life of Richard Trevithick, with an Account of His Inventions. Volume 2 (of 2)

The Boy Mechanic, Book 2: 1000 Things for Boys to Do

The Condition and Tendencies of Technical Education in Germany

Rambles on Railways

The Municipal and Sanitary Engineer's Handbook

The evolution of the steam locomotive (1803 to 1898)

The boy mechanic, book 3 : $b 800 things for boys to do

History of the Royal Sappers and Miners, Volume 2 (of 2) From the Formation of the Corps in March 1712 to the date when its designation was changed to that of Royal Engineers

Transactions of the American Society of Civil Engineers, vol. LXXII, June, 1911 Water Purification Plant, Washington, D. C. Results of Operation.

Edison: His Life and Inventions

The Aeroplane Speaks. Fifth Edition

Gas and Oil Engines, Simply Explained An Elementary Instruction Book for Amateurs and Engine Attendants

English and American tool builders

Jane's All the World's Aircraft. 1913

Tube, Train, Tram, and Car; or, Up-to-date locomotion

Encyclopaedia Britannica, 11th Edition, "Armour Plates" to "Arundel, Earls of" Volume 2, Slice 6

Aviation in Peace and War

Inventions in the century

Passages from the Life of a Philosopher

Pumps and Hydraulics, Part 1 (of 2)

A History of the Growth of the Steam-Engine

Learning to Fly: A Practical Manual for Beginners

The Life of Thomas Telford, Civil Engineer With an Introductory History of Roads and Travelling in Great Britain

The Principles of Leather Manufacture

Steamships and their story

Encyclopaedia Britannica, 11th Edition, "Destructors" to "Diameter" Volume 8, Slice 3

The Modern Clock A Study of Time Keeping Mechanism; Its Construction, Regulation and Repair