Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 54
This experiment should only be attempted upon aperfectly firm and level table. In our next section we shall deal with Density and theMovements of Gases. THE CENTRE OF GRAVITY. 37 ffOlF TO SIT WITHOUT CHAIRS. I This amusing feat can be perforqied by a number ofpersons arranging themselves as ybu see… … ft-
Scientific recreations
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