Aerial Navigation and the Patent Laws

by William Sheldon

$1,500 · Offered by James Cummins Bookseller

First edition

First Edition. Illustrations. 46, 2, blank pp. 8vo. Original wrappers. Sabin 80133; Aeronautic Americana p. 12; Goldsmiths'-Kress no. 36853.9. Not in Brocket. Item #371243 The first 34 pages comprise a discussion of the various phyics and methods for artificial flight, with the final 12 pages related to patent law. Sheldon's work is a very interesting discussion of motive power for aviation, and

• Binding: Wrappers

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