Gives briefly the history of their discovery, origin of the placers, climatic conditions, labor, etc. (2000 w.) (No. 43234)


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    Title :

    Examining a peruvian placer


    Additional title:

    Min Sci Pr


    Contributors:


    Publication date :

    1913


    Remarks:

    Ills.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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