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 479
angement, photographic instruments faced a whitescreen before which passed an animal walking, trotting, or galloping. As fastas the animal advanced, the shutters of the lenses opened and permitted thetaking of negatives of the animal. These were, of course, different fromeach other, because they… … Ch CO c ^ hJ (- i-l CO Z Hi OJ fe s o 3 <X) _3 .^ ;s ■yj -) bD .^ a : 1 -^ CIIIioyoPIIOTOGRAPHY. 405
Magic tricks
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