Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 151
he bandsor strips only appear distinct in this uniform order—a\ h\ c\ 3?, b^, c^ and so on (Fig. 105). The gum beingdry, we fold our picture accordion-fashion as in Fig. 105 ;fastening each to each behind, a b, etc., by the edges, thedihedral angle also appears, and we have then a series ofsmall…
Scientific recreations
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