Langley Memoir on Mechanical Flight, Part 1 1887 to 1896; Part II 1897 to 1903

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Handsomely bound in modern three quarter cloth with marbeled boards. Front wrapper, which is bound in, has some professional repair, as does the first few leaves. 101 illustrations (complete). Two parts, 329 pages.10 x 13 inches. Langley (1834-1906) was a precursor to the Wright Brothers. His Aerodrome No. 6 flew in an unmanned flight 4200 feet at 30 miles per hour on November 28, 1896. This success led him to convince the U.S. War Department to fund a unsuccessful $50,000 research project into manned flight. N° de ref. del artículo 7942

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