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Bituminous coal-mine safety-inspection outline

Small portable coal-dust explosion gallery

Published Year

• 1930-1939 (1)
• 1940-1949 (1)

Subject

• Coal mines and mining--Safety measures (2) *
• Bituminous coal (1)
• Mine dusts (1)
• Mine explosions (1)

Author

• Grove, G. W. (2) *
• Fene, W. J. (1)
• Freas, G. L. (1)

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