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  1. 1

    Gold, silver, uranium, and coal : geology, mining, extraction and the environment /

    Published 1983
    Conference Proceeding
  2. 2
  3. 3

    A mine to make a mine : financing the Colorado mining industry, 1859-1902 / by King, Joseph E.

    Published 1977
    Unknown
  4. 4

    Prospecting our past : gold, silver, and Tungsten mills of Boulder County / by Cobb, Harrison S.

    Published 1988
    Book
  5. 5

    Recovery of silver from Wau manganese silver ores a current assessment.

    Published 1982
    Book
  6. 6

    Silver --exploration, mining and treatment : papers presented at the international conference Silver-exploration, mining and treatment',

    Published 1988
    Conference Proceeding Book