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Scientific American, Vol. 42, No. 9 (February 1880) (1880)

leaf 4

An illustration from Scientific American, Vol. 42, No. 9 (February 1880), 1880, leaf 4
tool of ^ i « i i room however distant, within hearing of the operator, thus great utility, made by the Miller's Falls Company, of Mil- IMPROVED ELECTRIC LAMP. enabling the attendant to perform other duties with an as- We give herewith an engraving of an electric lamp patent- surance that he will… … without consuming straight or at any required angle. It seems well adapted to FARMER'S ELECTRIC LAMP. either itself or the gas the work of machinists and all other mechanics working in contained in the globe. metals. It is fastened on a bench like an ordinary vise, as shown in the engraving. The…

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