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Wonders of electricity (1872)

Baille, Jean Baptiste Alexandre, b. 1841, Armstrong, John W., ed · New York, Scribner, Armstrong, and co. · leaf 96

An illustration from Wonders of electricity, 1872, leaf 96
r thetwo machines. A telegraphic station is always inconnection with the two neighboring stations. The RAILWAY TELEGRAPHS. 77 receiver is different for the two lines, so that a dis-patch can arrive by each of them. It is the samewith the alarm bells. But the manipulator itself issingle and ought to… … The Dial Manipulator. handle, O, which places the line in connection withthe bell, and connects it with the receiver, R,, by meansof the button, m, and the grooved wheel. The needlemoves over the dial, and the dispatch is received.If a reply be desired, the small handle is placedupon the same…

Electricity

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