Nature of patentable invention, its attributes and definition by Hayes, John Edward Rollins, 1873-

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Pages from the Gutenberg Bible of 42 lines ; 25 fascimiles from the copy in the General Technological Seminary, New York. With introduction and notes by Otto W. Furhmann. Publihed... by Gutenberg, Johann 1379n-1468

Progress and power three lectures delivered at Stanford University, on the Raymond Fred West Memorial Foundation, April 1935 by Becker, Carl Lotus 1873-

Men and machines by Chase, Stuart 1888-

Technics and civilization by Mumford, Lewis

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The age of invention a chronicle of mechanical conquest. by Thompson, Holland 1873-

Inventors, researchers in Davao urged to submit entries to the 2021 invention contest by Atienza, Charissa Luci

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