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Books Books 1 - 4 of 4 on ... respects, the nightingale's throat. The instrument had to work mechanically;....
" ... respects, the nightingale's throat. The instrument had to work mechanically; clockwork set in motion the bellows, opened or closed a valve which produced the twittering, the modulation, and the sliding notes, while it guided the piston according to... "
Memoirs of Robert-Houdin, written by himself [tr. by sir F.C.L. Wraxall ... - Page 237
by Jean Eugène Robert-Houdin - 1859
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Memoirs

Jean-Eugène Robert-Houdin - 1860
...some respects the nightingale's throat. This instrument would have to work mechanically ; clock work set in motion the bellows, opened or closed a valve...less than the other, as it was purely mechanical. myself under an oak, near which I had often heard a nightingale sing, which I thought was the " star...
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STORIES OF INVENTORS AND DISCOVERERS IN SCIENCE AND THE USEFUL ARTS.

JOHN TIMBS - 1860
...notes, while it guided the piston according to the different degrees of speed and depth wanted. Houdin had also to impart motion to the bird : it must move...accordance with the sounds it produced, flap its wings, and leap from branch' to branch, which, however, was purely a mechanical labor. After repeated experiments,...
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The world of wonders: a record of things wonderful in nature, science and ...

World - 1868
...while it guided the piston according to the different degrees of speed and strength wanted. Houdin had also to impart motion to the bird. It must move...accordance with the sounds it produced, flap its wings, and leap from branch to branch — which, however, was purely a mechanical labour. After repeated experiments,...
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The world of wonders: a record of things wonderful in nature, science and ...

World - 1874
...while it guided the piston according to the different degrees of speed and strength wanted. Houdin had also to impart motion to the bird. It must move...accordance with the sounds it produced, flap its wings, and leap from branch to branch — which, however, was purely a mechanical labour. After repeated experiments,...
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