Showing 1 - 19 results of 19 for search '', query time: 0.28s Refine Results
  1. 1
    Mining and milling methods and costs at Yellow Aster mine, Randsburg, Calif.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  2. 2
    Some factors affecting an accident-prevention program in metal mining in California.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  3. 3
    Shaft sinking with a shot drill, Idaho Maryland mine, Grass Valley, Calif.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  4. 4
    Mining and milling methods and costs at glass-sand plant of P. J. Weisel, Inc., Corona, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  5. 5
    Mining methods at Carson Hill mine, Calaveras County, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  6. 6
    Sampling and testing of gold-Ưscheelite placer deposit in Mojave Desert, Kern and San Bernardino counties, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  7. 7
    Milling methods and costs of Cardinal Gold Mining Co., Bishop Creek, Calif.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  8. 8
    Mining and milling methods and costs at Yellow Aster mine, Randsburg, Calif.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  9. 9
    Some factors affecting an accident-prevention program in metal mining in California.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  10. 10
    Shaft sinking with a shot drill, Idaho Maryland mine, Grass Valley, Calif.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  11. 11
    Mineral industries survey of United States : California, Kern County, Mojave district, Golden Queen and other mines of Mojave district, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  12. 12
    Mining and milling methods and costs at glass-sand plant of P. J. Weisel, Inc., Corona, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  13. 13
    Mining methods at Carson Hill mine, Calaveras County, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  14. 14
    Sampling and testing of gold-­scheelite placer deposit in Mojave Desert, Kern and San Bernardino counties, Calif.
    Published 1937
    Electronic resource (PDF)
    Government Document eBook
  15. 15
    Milling methods and costs of Cardinal Gold Mining Co., Bishop Creek, Calif.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  16. 16
    Mineral market reports, Jan. 13, 1938.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
  17. 17
    Mineral market reports, Jan. 14, 1939.
    Published 1939
    Electronic resource (PDF)
    Government Document eBook
  18. 18
    Sponge-­iron experiments at Mococo.
    Published 1936
    Electronic resource (PDF)
    Government Document eBook
  19. 19
    Mineral industries survey of United States : California, Calaveras County, Mother Lode district (south), mines of southern Mother Lode region, pt. 1, Calaveras County.
    Published 1938
    Electronic resource (PDF)
    Government Document eBook
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