Electric interlocking, with all-relay controls installed by Lehigh Valley Railroad, at Niagara Junction, 9 mi east of Buffalo, NY, to replace old mechanical plant; track and signal plan of interlocking shown.


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    Title :

    Relay interlocking on Lehigh Valley


    Additional title:

    Ry Signaling


    Published in:

    Publication date :

    1947


    Size :

    5 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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