Tunzelmann, George William von, 1856- · New York, Scribner & Welford · leaf 256
tflowing and return current, and these are attached topoles, and arranged so as to form a single line on whichsuspended trucks run. This is known as the telepheragesystem, and was devised by Professors Ayrton, Perry, andFleeming Jenkin for carrying light loads over hilly ormountainous country. The… … 236 ELECTRICITY IN MODERN LIFE.Motor Company, for the purpose of carrying ore from a mine
Electric industries · Electricity
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