New locomotives for Sacramento Northern Railway; by means of selective relays, locomotive is arranged to change over automatically, while in motion from third rail to trolley operation, or reverse and from 600 to 1200 or 1500-volt operation; operation of change-over equipment; mechanical parts; ratings and dimensions.
Electrification in the United States
Modern Transport
Modern Transport ; 19 , n 477
1928
2 Figs.
Aufsatz (Zeitschrift)
Englisch
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