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Suggested hoisting-signal code for slope coal mines and for shaft mines having only one level

Hazards of the trolley-locomotive haulage system in coal mines

Hazards of black blasting powder in underground coal mining

Published Year

• 1940-1949 (3) *

Subject

• Coal mines and mining--Safety measures (3) *
• Explosives (1)
• Hoisting machinery (1)
• Mine explosions (1)
• Mine haulage--Safety measures (1)
• Mine hoisting--Safety appliances (1)
• Mine railroads--Safety measures (1)
• Mineral industries--Safety measures (1)

Author

• Harrington, D. (3) *
• Warncke, R. G. (2)
• East, J. H. (1)

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