Synonyms were used for: Bergbau
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    Linie pradu w przypadku plaskiego ruchu piasku

    Krzyszton, D. | Engineering Index Backfile | 1965
    Keywords: Mining engineering

    Switches for underground electric locomotive traction

    Kliver | Engineering Index Backfile | 1911
    Keywords: Mining

    The green self-dumping car haul

    Engineering Index Backfile | 1908
    Keywords: Mining

    State provisions for location of lode claims

    Morrison, R.S. | Engineering Index Backfile | 1907
    Keywords: Mining

    An accident with breathing apparatus

    Forstmann, Herr. | Engineering Index Backfile | 1913
    Keywords: Mining

    Gasoline motor haulage

    Sylvester, George E. | Engineering Index Backfile | 1911
    Keywords: Mining

    Underground electric gathering locomotives

    Perkins, Frank C. | Engineering Index Backfile | 1910
    Keywords: Mining

    Mechanical haulage in mines

    Engineering Index Backfile | 1909
    Keywords: Mining

    Comparison of horse and benzine-locomotive haulage

    Steller, Franz | Engineering Index Backfile | 1908
    Keywords: Mining

    Benzine locomotives

    Baijot, A.J. | Engineering Index Backfile | 1914
    Keywords: Mining