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  1. 1
    Geology of some copper deposits in North Carolina, Virginia and Alabama /

    Geology of some copper deposits in North Carolina, Virginia and Alabama / by Espenshade, Gilbert H., 1912-1993

    Published 1963
    Subjects: “…Copper mines and mining North Carolina.…”
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  2. 2
    Geology of some copper deposits in North Carolina, Virginia and Alabama /

    Geology of some copper deposits in North Carolina, Virginia and Alabama / by Espenshade, Gilbert H., 1912-1993

    Published 1963
    Subjects: “…Copper mines and mining North Carolina.…”
    Online Access
    Government Document eBook
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  3. 3
    The Contact mining district, Nevada /

    The Contact mining district, Nevada / by Schrader, Frank C. (Frank Charles), 1860-1944

    Published 1935
    Subjects: “…Copper mines and mining Nevada Elko County.…”
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    Online Access
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  4. 4
    Zinc-lead-copper resources and general geology of the upper Mississippi Valley district /

    Zinc-lead-copper resources and general geology of the upper Mississippi Valley district / by Heyl, Allen V. (Allen Van), 1918-2008

    Published 1955
    Subjects:
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    Online Access
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