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Scientific American, Vol. 83, No. 26 (1900) (1900)

leaf 11

An illustration from Scientific American, Vol. 83, No. 26 (1900), 1900, leaf 11
llow and blue. SOME RECENTLY PATENTED NOVELTIES. Orange.— Mix yellow and red. From time to time it is our practice to publish brief Also, aniline colors free from arsenic. illustrated descriptions of patented devices, which, by a ee ee eed reason of the exceptional simplicity that characterizes The… … guide, so that as the candle-plate moves down still further, the combined reflector and extinguisher drops Fig. 1.—IMPROVED FEEDING FOR MOVING PICTURE on the wick. The hooked upper end of the guide-rod Fig. 5.—A DIVISIBLE BOOK-SHELF, FILMS. serves the purpose of carrying a shield to prevent the…

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