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Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 25
J2~ 4 Fig. 24.—Direct-current two-wire generator panel, 2300 to 4000 amp., 250 volta. DIRECT CURRENT GENERATORS 15 VoHmefer Posit /Pff Su-fElectric wiring
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