Discussion, at the January meeting at the New England Railroad Club, of frogs and safety switches. (See also Mast. Mech., Feb., 1888.)


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    Title :

    Railroad track frogs and switches


    Additional title:

    RR Gaz


    Published in:

    Publication date :

    1888


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Railroad track frogs and switches

    Ellis, W.F. | Engineering Index Backfile | 1891


    Railroad track frogs and switches

    Engineering Index Backfile | 1888


    Railroad track frogs and switches

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


    Railroad track frogs and switches

    Ellis, W.F. | Engineering Index Backfile | 1891


    Railroad track safety switches and frogs

    Richards, Geo. | Engineering Index Backfile | 1888