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keywords:(MINERAL)

    A glimpse at Kootenay and its wonders

    Cameron, William Bleasdell | Engineering Index Backfile | 1898
    Schlagwörter: Mineral region

    Argentina Patagonia

    Rogind, William | Engineering Index Backfile | 1923
    Schlagwörter: Mineral resources

    Direccion de Minas. Venezuela. Ministerio de minas e hidrocarburos

    Engineering Index Backfile | 1955
    Schlagwörter: Mineral industry and resources

    Great Britain. Mineral transport

    Engineering Index Backfile | 1929
    Schlagwörter: Mineral industry

    Great Britain. Mineral transport

    Engineering Index Backfile | 1930
    Schlagwörter: Mineral industry

    Great Britain. Mineral transport

    Engineering Index Backfile | 1929
    Schlagwörter: Mineral industry

    Greece General Inspection of Mines -- Bulletin of Mining Activities of Greece

    Engineering Index Backfile | 1959
    Schlagwörter: Mineral industry and resources

    Metallogeny in Russia's drive for ore deposits

    Bryner, L. | Engineering Index Backfile | 1963
    Schlagwörter: Mineral exploration

    Mineral traffic on railways in 1897

    Engineering Index Backfile | 1898
    Schlagwörter: Mineral transportation

    Space age prospecting

    Wobber, F.J. | Engineering Index Backfile | 1968
    Schlagwörter: Mineral exploration

    Thunder mountain region, Idaho county, Idaho

    Engineering Index Backfile | 1903
    Schlagwörter: Mineral region