Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 578
thecircuit. In each lampseveral candles weremounted, in somecases four; but thelamps in the Place deIOpera held twelve.At first there weremechanical arrange-ments, automatic and otherwise, by which, when the candle was burneddown the current could be turned on to another. But M.… … 280^.—Electric Lamp. ELECTRIC POWER AND LIGHTTNG. 527 more easily transmit the current than any one of the rest, and when tliatparticular one has once been lighted by the heat developed, the currentwill pass almost entirely through the arc, any loss through the connectingstrip of carbon, at the…
Inventions
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