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Some information for miners about coal-mine ventilation

Health hazards from inadequate coal-mine ventilation

Published Year

• 1940-1949 (2)

Subject

• Mine ventilation (2) *
• Ventilation systems--Coal mines and mining (2) *
• Mine safety (1)

Author

• Miller, A. U. (1)
• Sayers, R. R. (1)

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