Circuits correspond to A.R.A. signal section recommendations; flagging trains over crossing is required in event of failure.


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    Title :

    Wabash installs automatic protection to replace interlocker


    Additional title:

    Ry. Signaling


    Published in:

    Publication date :

    1927


    Size :

    4 pages


    Remarks:

    7 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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