Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 523
ore than three thousand curves, which we have had occasion to glance over, in which we failed• to meet with two corresponding figures. The ratio between these curves corresponds with some special class, of which the analyst may define the general characters, but which 12 166 SOUND. is outside our… … Ratio 1: 2 and a fraction. teresting mechanical apparatus, showing the combinationof oscillations, and resolving certain questions of puremechanics. From the point of view of acoustics it consti-tutes a less curious object of study. The experiments of j: if ^ 1 =J 1 „,. •.■ M «M .-. Hi,…
Scientific recreations
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