Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 571
ids, batteries, &c., is a considerable item. It is ELECTRICirY. 519 impossible to predict the many applications for manufacturing purposeswhich will be made of electricity, now a cheap, reliable, and convenientmode has been discovered of producing currents of any required strength.Though by no… … Fig. 280. of being driven at a very high rate of speed without the inconvenientaccompaniments of the heating of the conductors and destructive sparksat the movable contacts. There can be no doubt of the importance of thismachine for use in lighthouses, and for metallurgical and chemical pur-poses,…
Inventions
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