Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York, D. Appleton & company · leaf 239
lso covered with canvas or oiled silk. This maybe expanded or contracted at pleasure, and is moved up anddown for the purpose of causing the machine to ascend ordescend. Beneath the tail is a rudder for directing thecourse of the machine to the right or to the left; and tofacilitate the steering a… … Fig. 109. —Mr. Heiisons Flying Machine, AERONAUTICS. 213 Wenham^ has advocated the employment of superimposedplanes, with a view to augmenting the support furnishedwhile it diminishes the horizontal space occupied by theplanes. These planes Wenham designates Aeroplanes. Theyare inclined at a very…
Animal locomotion · Aeronautics
Internet Archive · Biodiversity Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Famous airmen and their equipment [electronic resource] : with some notes on first-aid in emergencies (1912)](https://img.insideoutlibrary.com/img/200/ia-b20457716-33-29.webp)