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3 results returnedMethane in California gold mines
Historical summary of gold, silver, copper, lead, and zinc produced in California, 1848 to 1926
Milling methods and costs at the Argonaut Mill, Jackson, Calif.
Published Year
Subject
- Gold mines and mining--California (3) *
- Firedamp (1)
- Gas bursts (1)
- Gold mines and mining (1)
- Lead mines and mining--California (1)
- Methane (1)
- Mine gases (1)
- Mine gases--Flammability (1)
- Mine gases--Measurement (1)
- Mine ventilation (1)
- Silver mines and mining--California (1)
- Zinc mines and mining--California (1)
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