Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York : D. Appleton & company · leaf 240
he support furnishedAvhile it diminishes the horizontal space occupied by theplanes. These planes Wenham designates Aeroplanes. Theyare inclined at a very slight angle to the horizon, and arewedged forward either by the weight to be elevated or by theemployment of vertical screws. Weuhams plan was… … FIG. 110.—Mr. Stringfellows Flying Machine. of Mr. Stringfellows model, gives a very good idea of thearrangement; ab c representing the superimposed planes, dthe tail, and e/the vertical screw propellers. The superimposed planes (a b c) in this machine containeda sustaining area of twenty-eight…
Animal locomotion · Aeronautics
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