Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 456
Fig. 265. ances, as, for example, it is liable to be thrown off the pulleys orsheaves which guide it, by the careless lifting of the carbon holder, 436 THE ELECTRIC LIGHT. or to be broken by pressing down the negative carbon holder;in which case the strain necessary to move the positive…
Electrical engineering
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