Elevation, section and details of 30 to 1 pantograph used on Cobble Mountain reservoir tunnel.


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    Title :

    Successful pantograph tunnel work


    Additional title:

    Eng. Contracting


    Contributors:
    Hatch, H.H. (author)

    Published in:

    Publication date :

    1929


    Size :

    2 pages


    Remarks:

    3 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    Pantograph for plotting profiles of tunnel

    Mengelle | Engineering Index Backfile | 1951


    Pantograph device for tunnel cross sections

    Eddy, B.A. | Engineering Index Backfile | 1934


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