Laying of vitrified clay duct for telegraph, telephone and signal wires. (1200 w.) (No. 59388)


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    Title :

    Underground wires on the Panama railroad


    Additional title:

    Ry Age Gaz


    Published in:

    Publication date :

    1915


    Remarks:

    Ills.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    The Panama railroad

    Gregory, E.W. | Engineering Index Backfile | 1902


    The Panama railroad

    Engineering Index Backfile | 1902


    The Panama railroad

    Martin, Percy F. | Engineering Index Backfile | 1912


    Panama railroad cross-ties

    Engineering Index Backfile | 1914


    Concerning the Panama railroad

    Paine, George Hebard | Engineering Index Backfile | 1900