Simplified control system used at C. and A. -- N. Y. C. crossing at Streator Junction, Ill.; brief description of color-light signals and emergency release switch, also relay box at crossing.
Automatic interlocker saves over 8000 train stops annually
Ry. Signaling
Railway Signaling ; 22 , n 11
1929
3 pages
8 Figs.
Aufsatz (Zeitschrift)
Englisch
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Remote control of crossing signals saves train stops
Engineering Index Backfile | 1939
Chicago, St. Paul, Minneapolis and Omaha eliminates nearly 20,000 train stops annually
Engineering Index Backfile | 1931
Engineering Index Backfile | 1912
Automatic interlocking saves 50 stops a day
Engineering Index Backfile | 1928
Automatic interlocking eliminates train stops
Engineering Index Backfile | 1933