An illustrated description of types of electric switches on trial in New York City. (3000 w.)


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    Title :

    The operation of automatic electric track switches


    Additional title:

    St Ry Jour


    Contributors:


    Publication date :

    1905


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Automatic track switches release men for other work

    Cram, R.C. | Engineering Index Backfile | 1918


    Improvement of track switches

    Engineering Index Backfile | 1929


    Application of electric snow melters to street railway track switches

    Sutton, R.C. | Engineering Index Backfile | 1943


    Railroad track frogs and switches

    Ellis, W.F. | Engineering Index Backfile | 1888


    Railroad track frogs and switches

    Engineering Index Backfile | 1888