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Some of the hazards of auxiliary fans in coal mines

Precautions to be taken when approaching old mine workings

Surface storage of explosives

Published Year

• 1940-1949 (3)

Subject

• Mine safety--United States (3) *
• Mines and mineral resources--United States--Safety measures (3)
• Abandoned mines--United States (1)
• Explosives (1)
• Fans (Machinery) (1)
• Mine explosions (1)
• Ventilation (1)

Author

• Harrington, D. (3)
• Warncke, R. G. (3) *

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