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Scientific American, Vol. 66, No. 1 (1892) (1892)
leaf 3
face a yoke, all of the stored in a small space, and at the same time light, yokes being connected with a pitman, and the latter is connected by a link witha horizontal crank arm on the portable and adapted to quick and easy adjustment. In a double lantern where one is placed above the lower end of… … swung into position to be driven by and throws a stream thirty feet high. BESELER’S STEREOPTICON © 1892 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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