Animal mechanism : a treatise on terrestrial and aerial locomotion / by E.J. Marey ; with one hundred and seventeen illustrations, drawn and engraved under the supervision of the author.

  • Marey, Etienne-Jules, 1830-1904
Date:
1906
Catalogue details

Licence: In copyright

Credit: Animal mechanism : a treatise on terrestrial and aerial locomotion / by E.J. Marey ; with one hundred and seventeen illustrations, drawn and engraved under the supervision of the author. Source: Wellcome Collection.

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    on the contrary, the air will be drawn forwards, so that the flame of another candle placed in front of the nervure will be strongly drawn towards it. Fig. 84.—Artificial representation of the movements of an insect’s wing. 3. Of the propulsive action of the wings of insects.—In the same manner as the squib moves in the opposite direction to the jet of flame which it throws out, the insect propels itself in the course opposed to the current of air produced by the movement of its wings. Each stroke of the wing acts on the air obliquely, and neutralizes its resistance, so that a horizontal force results,