Explanation of schematic drawings and discussion of diagrams of circuits installed at new classification yard on Milwaukee Road at Milwaukee, Wis; by means of automatic switching system, switches are lined up automatically to route car or cut of cars, from hump to proper classification track.
Circuits for automatic switching
Ry Signaling Communications
Railway Engineering and Maintenance ; 45 , n 9
1952
9 pages
Article (Journal)
English
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