Animal locomotion : or, walking, swimming, and flying, with a dissertation on aëronautics (1873)
Pettigrew, James Bell, 1834-1908 · London : Henry S. King · leaf 86
62 ANIMAL LOCOMOTION. In order to enable the right leg to swing forward, it is evident that it must be flexed, and that the left leg must be extended, and the trunk raised. The raising of the trunk causes it to assume a more vertical position, and this prevents the swinging leg from going too far… … Fig. 28. — Preparing to run, from a design by Flaxman. Adapted. In the ori- ginal of this figure the right arm is depending and placed on the right thigh. leg tending to oscillate in a slightly backward direction as the trunk is elevated. The body is more inclined forwards in running than in…
Aeronautics
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