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Scientific American, Vol. 43, No. 8 (1880) (1880)

leaf 3

An illustration from Scientific American, Vol. 43, No. 8 (1880), 1880, leaf 3
ntroducing the tubes, and admits of readily produces a sharp clear sound without the use of a battery. their food. removing any one of them without difficulty and without Mr. William Ford, of Great Bend, Kan., has patented a An improved fan has been patented by Mr. Max Rubin, of disturbing the… … tion, has been patented by Mr. Justus H. but brighter than oxidized silver, and the R. Prall, of Elmira, N. Y. coated surface can easily be made to as- A light portable folding table for paper- sume a peculiar bluish bloom, which en- hangers’ use, which may be readily carried in the hand, and This…

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