Cyclopedia of applied electricity : a practical guide for electricians, mechanics, engineers, students, telegraph and telephone operators, and all others interested in electricity (1905)
American School (Chicago, Ill.) · Chicago : American School of Correspondence · leaf 313
advanced to the place of an indispensable and well-nio-h omnipresent help in the mechanical and technical world. Incountless shops and factories its familiar liuni and vari-coloredsparking can be detected in out-of-the-way corners; Mhile in powerhouses its more developed and, in some cases, giant… … Fig. 15. 285 56 THE ELECTRIC TELEGRAPH charge storage cells, and sn])|)ly current for the main lines. Inthe former operation, the cell is said to be fed by the dynamo;and, as already illustrated, it is commonly carried on in com-bination with the supply for an electric-lighting system. Thefeeding…
Electrical engineering
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