Magic; stage illusions and scientific diversions, including trick photography (1897)
Hopkins, Albert A. (Albert Allis), 1869-1939, Evans, Henry Ridgely, b. 1861 · London : Low · leaf 508
rojector Avhich carries the film wound around its 1)ob-bins. The lantern is so regulated that the luminous rays will fall exactly uponthe aperture as the image passes behind the o1)joctive, 0. After the focusing has been effected, all that has to be done is to turn thecrank, M. At P and R are seen… … FIG. 3.—INTERIOR VIEW OF M. DEMENYS KEVEKSIBI>E TKOJECTIOK APPARATUS.
Magic tricks
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