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Updated: May 11, 2025
The Russian philosopher, Jablokhkoff, carried the work still further by the practical introduction of the carbon candle. Other scientists Carre, Foucault, Serrin, Rapieff, and Werdermann had, at an earlier or later day, thrown much additional information into the common stock of knowledge relative to the illuminating possibilities of electricity.
Many ingenious lamps have been devised by Serrin, Dubosq, Siemens, Brockie, and others, some regulating the arc by clockwork and electro-magnetism, or by thermal and other effects of the current. They are chiefly used for lighting halls and railway stations, streets and open spaces, search-lights and lighthouses.
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