Automatic interlocking installed at Rock Island plant; at Ottawa, Ill, to replace mechanical lever interlocking; time element features constitute distinguishing characteristics of new plant; diagram showing layout of plant given.


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    Title :

    Automatic cut-outs at automatic interlocking


    Additional title:

    Ry Signaling


    Contributors:

    Published in:

    Publication date :

    1939


    Size :

    7 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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