Books in Category: Engineering & Technology
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The Practical Values of Space Exploration
United States. Congress. House. Committee on Science and Astronautics.
659 downloads
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How It Flies; or, The Conquest of the Air
Richard Ferris
659 downloads
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Measuring Tools
Unknown
658 downloads
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Animal Proteins
Hugh Garner Bennett
656 downloads
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The filtration of public water-supplies
Allen Hazen
656 downloads
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The Pneumatic Despatch Tube System of the Batcheller Pneumatic Tube Co.
Birney C. Batcheller
654 downloads
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The Boys' Book of Submarines
A. Frederick Collins and Virgil D. Collins
654 downloads
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Ancient and modern engineering and the Isthmian canal
William H. Burr
652 downloads
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El Proyecto Gutenberg (1971-2009) (Spanish)
Marie Lebert
650 downloads
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Sewerage and Sewage Treatment
Harold E. Babbitt
649 downloads
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À terre & en l'air...
(French)
Félix Nadar
649 downloads
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The Telephone in America: Bell Telephone System
Anonymous
647 downloads
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Chats on Old Clocks
Arthur Hayden
644 downloads
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The Chemistry of Hat Manufacturing
Watson Smith
643 downloads
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Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880
Various
642 downloads
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Invention and Discovery: Curious Facts and Characteristic Sketches
Anonymous
641 downloads
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Theory of Silk Weaving
Arnold Wolfensberger
640 downloads
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On Naval Timber and Arboriculture
Patrick Matthew
640 downloads
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Wireless Telegraphy and Telephony Simply Explained
Alfred Powell Morgan
636 downloads
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Every-day Science: Volume 6. The Conquest of Nature
Henry Smith Williams and Edward Huntington Williams
635 downloads
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Scientific American, Volume 22, No. 1, January 1, 1870
Various
634 downloads
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A Select Collection of Valuable and Curious Arts and Interesting Experiments,
Unknown
633 downloads
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Rudimentary Treatise on the Construction of Locks
George Dodd and A. C. Hobbs
632 downloads
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Getting Gold: A Practical Treatise for Prospectors, Miners and Students
J. C. F. Johnson
632 downloads
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Attack of Fortified Places. Including Siege-works, Mining, and Demolitions.
James Mercur
630 downloads