Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 407
Fig. 155. Ridgway Armature Core Completed 366 TYPES OF GENERATORS AND MOTORS 121 … Fig. 156. Ridgway Water-Wheel-Type Alternator
Electrical engineering
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