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Showing 1 - 20 results of 30 for search '"Copper mines and mining"', query time: 0.10s Refine Results
  1. 1
    Milling methods and costs at the Superior concentrator of the Engels Copper Mining Co., Plumas County, Calif. /

    Milling methods and costs at the Superior concentrator of the Engels Copper Mining Co., Plumas County, Calif. / by Nelson, W. I.

    Published 1932
    Subjects: “…Copper mines and mining California Plumas County.…”
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  2. 2
    Mining methods and costs at the Engels Mine, Plumas County, Calif. /

    Mining methods and costs at the Engels Mine, Plumas County, Calif. / by Nelson, W. I.

    Published 1930
    Subjects: “…Copper mines and mining California Plumas County.…”
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  3. 3
    Copper in California /

    Copper in California /

    Published 1948
    Subjects: “…Copper mines and mining California.…”
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  4. 4
    The copper resources of California /

    The copper resources of California / by Aubury, Lewis E., 1862-

    Published 1902
    Subjects: “…Copper mines and mining California.…”
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  5. 5
    The copper resources of California /

    The copper resources of California /

    Published 1908
    Subjects: “…Copper mines and mining California.…”
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  6. 6
    Exploration of the El Dorado copper mine, El Dorado County, Calif. /

    Exploration of the El Dorado copper mine, El Dorado County, Calif. / by Bedford, Robert H.

    Published 1946
    Subjects: “…Copper mines and mining California El Dorado County.…”
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  7. 7
    Copper in California.

    Copper in California.

    Published 1948
    Subjects: “…Copper mines and mining California.…”
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  8. 8
    Investigation of West Belt copper-zinc mines, El Dorado, Amador, Calaveras, and Mariposa counties, Calif. /

    Investigation of West Belt copper-zinc mines, El Dorado, Amador, Calaveras, and Mariposa counties, Calif. / by Wiebelt, Frank J. (Frank Joseph)

    Published 1951
    Subjects: “…Copper mines and mining California El Dorado County.…”
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  9. 9
    Investigation of West Belt copper-zinc mines : El Dorado, Amador, Calaveras, and Mariposa Counties, Calif. /

    Investigation of West Belt copper-zinc mines : El Dorado, Amador, Calaveras, and Mariposa Counties, Calif. / by Wiebelt, Frank J.

    Published 1951
    Subjects: “…Copper mines and mining California El Dorado County.…”
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  10. 10
    Blue-Ledge copper-zinc mine, Siskiyou County, Calif. /

    Blue-Ledge copper-zinc mine, Siskiyou County, Calif. / by Hundhausen, Robert J.

    Published 1947
    Subjects: “…Copper mines and mining California Siskiyou County.…”
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  11. 11
    Geology of the Mammoth Mine : Shasta County, California /

    Geology of the Mammoth Mine : Shasta County, California / by Kinkel, Arthur R. (Arthur Rudolph), 1907-1986, Hall, Wayne E., 1920-

    Published 1952
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  12. 12
    Report of the Director of the Mint upon the production of the precious metals in the United States during the calendar year 1883.

    Report of the Director of the Mint upon the production of the precious metals in the United States during the calendar year 1883.

    Published 1884
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  13. 13
    Some mining districts in northeastern California and northwestern Nevada. By James M. Hill. [U.S. Geological Survey Bulletin 594.]

    Some mining districts in northeastern California and northwestern Nevada. By James M. Hill. [U.S. Geological Survey Bulletin 594.]

    Published 1914
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  14. 14
    Mineral Resources of the United States, 1914, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1914, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1916
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  15. 15
    Mining laws of the United States. February 23, 1901. -- Ordered to be printed.

    Mining laws of the United States. February 23, 1901. -- Ordered to be printed.

    Published 1901
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  16. 16
    Mineral Resources of the United States, 1916, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1916, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1918
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  17. 17
    Contributions to economic geology (short papers and preliminary reports), 1912.

    Contributions to economic geology (short papers and preliminary reports), 1912. by White, David

    Published 1914
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  18. 18
    Mineral Resources of the United States, 1915, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1915, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1917
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  19. 19
    Contributions to economic geology (short papers and preliminary reports), 1913.

    Contributions to economic geology (short papers and preliminary reports), 1913. by Ransome, F. L. (Frederick Leslie), 1868-1935

    Published 1915
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  20. 20
    Contributions to economic geology, 1903. S. F. Emmons, C.W. Hayes, Geologists in Charge. [U.S. Geological Survey Bulletin No. 225. Series A, Economic Geology, 33.]

    Contributions to economic geology, 1903. S. F. Emmons, C.W. Hayes, Geologists in Charge. [U.S. Geological Survey Bulletin No. 225. Series A, Economic Geology, 33.]

    Published 1904
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