Layout, controls and operation of signaling, showing how Michigan Central dealt with problem of protecting motor and rail traffic involved in group of city street crossings, over which trains move at medium speed.
Flashing lights at 20 crossings in Kalamazoo
Ry Signaling
Railway Signaling ; 29 , n 6
1936
3 pages
Aufsatz (Zeitschrift)
Englisch
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