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Methane in California gold mines
Rock strata gases in mines of a Nevada mining district
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Published Year
1920-1929 (2)
Subject
Mine gases (2)
Mine gases--Measurement (2) *
Firedamp (1)
Gas bursts (1)
Gold mines and mining (1)
Gold mines and mining--California (1)
Methane (1)
Mine gases--Analysis (1)
Mine gases--Flammability (1)
Mine ventilation (1)
Mines and mineral resources (1)
Mines and mineral resources--Nevada (1)
Author
Gardner, E. D. (2) *
Pickard, Byron O., (1)
