Identifier: animallocomotion00pett (find matches)
Title: Animal locomotion or walking, swimming, and flying : with a dissertation on aëronautics
Year: 1873 (1870s)
Authors: Pettigrew, James Bell, 1834-1908
Subjects: Animal locomotion Physiology Aeronautics
Publisher: London : Henry S. King & Co.
Contributing Library: Yale University, Cushing/Whitney Medical Library
Digitizing Sponsor: Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library

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uthor, .... How to apply artificial wings to the air, A.s to the nature of the forces required for propelling artificialwings, ....... 210211215219226233233 235236240 241242245 246 CONTENTS. Necessity for supplying the roots of artificial wings with elasticstructures in imitation of the muscles and elastic ligamentsof flying animals, ...... 247 The artificial wave wing can be driven at any speed—it can make its own currents or utilize existing ones, . . 251 Compound rotation of the artificial wave wing. The different parts of the wing travel at different speeds, . . 252 How the wave wing creates currents and rises upon them, and how the air assists in elevating the wing, . . 253 The artificial wing propelled at various degrees of speed during the down and up strokes, ..... 255 The artificial wave wing as a propeller, . . . 256 A new form of aerial screw, ..... 256 The aerial wave screw operates upon water, . . . 257 The sculling action of the wing, . . . .231 Concluding Remarks, 258
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LIST OF ILLUSTRATIONS. The Engravings are, with few exceptions, from Photographs, Drawings, andDesigns by Mr. Charles Berjeau and the Author. Such as are not originalare duly acknowledged. PAGE Frontispiece. In the clutch of the enemy—(The Graphic). The three orders of lever—(Bishop), . . . .19, 20 The skeleton of a Deer—(Pander and WAlton), . . 21 Muscular cycle in the act of flexing the arm, . . .25 Screws formed by the bones of the wing of the bird, the bones ofthe anterior extremity of the Elephant, and the cast of theinterior of the left ventricle of the heart, . . 2S The muscular system of the Horse—(Bagg), . . .30 The feet of the Deer, Ornithorhynchus, Otter, Frog, and Seal, . 34 The Red-throated Dragon, . . . . .35 The Flying Lemur, ...... 35 The Bat, ....... 36 Chillingham Bull with extremities describing figure-of-S move-ments, . . . . . . . 37 Double waved tracks described by Man in walking, . . 39 Horse in the act of trotting, . . . . .41 Footprints of the Horse in

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