Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 494
HAND SHADOWS. 137 … 138 OPTICAL APPARATUS. of glass between the spectators and the stage. The stronglight throws a reflection from a parallel mirror lower down,and this reflected image can he made to appear amongstthe real actors who are behind the plate-glass in full viewof the audience, who are, however, ignorant of…
Scientific recreations
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