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 495
ach baud of film are glued paper bauds of the samewidth. Oue of these prolougations is red and the other is blaclc. Each ofthem is about tweuty iuches in length. Having the two colors makes it almostimpossible to reexpose a film, as one is not liable to confouud a bobbin whichhas been used with oue… … FIG. 24.—ARRAN«!F,MKNT OF TIIK, AtJUAKIUM FOR THK STUDY OF AQUATIC UXOMOTION. are also provided for obtuiuiug a uuiforui velocity. Vhe u,se of tlie apparatuswhich we have just described peruiitted of seeing with what a variety of meansof locomotion the various kinds of aquatic auinuds—fishes,…
Magic tricks
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