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Methane in California gold mines

Published Year

• 1920-1929 (1)

Subject

• Firedamp (1)
• Gas bursts (1) *
• Gold mines and mining (1)
• Gold mines and mining--California (1)
• Methane (1)
• Mine gases (1) *
• Mine gases--Flammability (1)
• Mine gases--Measurement (1)
• Mine ventilation (1)

Author

• Gardner, E. D. (1)
• Pickard, Byron O., (1)

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