Notes on highway crossing signal; automatic stop; speed control; train operation by signal indication; despatcher's remote control; centalized traffic control; approach lighting; automatic interlockings; car retarders; etc; list of devices used by Pennsylvania Railroad before any other railroad in America. (See also - discussion p 16-19)


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    Title :

    Modern railway signaling


    Additional title:

    Ry Club Pittsburgh -- Off Proc


    Contributors:
    Rudd, A.H. (author)


    Publication date :

    1932


    Size :

    12 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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