Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 534
me carries within it on one side a bellows, and on theother a flexible air chamber, which serves as a reservoir. The upper portion contains a set of stops like anaccordeon, but the escape of the air throiagh the smallvibrating plates can only take place by the upper surfaceof the frame work, upon… … Detail of the Autophone. of washers, which, acting upon the plate, cause it lomove round. It is the bellows movement that turns theaxle by the aid of two catches, B and C, which workupon a toothed wheel fixed upon it. The catch B moves the paper on which the tune is perforated, when the bellows is…
Scientific recreations
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