Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise on the care and management of steam engines, boilers and electric machinery (1922)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 1286
omer f1 0/7 5witch0/oerot/np/9u^e5onPo/7e/ /Rheostat Bus Potent/a/Buses -J?eceptQc/e 7b Genera/le/cf /?/?eostat JTxc/ter \2Buse9 Fig. 573exciteb panel Switch Boards 1251 of from an oil switch on a panel like Fig. 576, if full sta-tion voltage is used. The actual starting is done by a switch as in… … Fig. 574
