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Instruction handbook: fundamentals of accident prevention for coal-mine supervisors.

Coal-mine hazards caused by electrolysis

Injury experience in coal mining, 1964 :analysis of mine safety factors, related employment, and production data

Injury experience in coal mining, 1965 :analysis of mine safety factors, related employment, and production data

Injury experience in coal mining, 1966 :analysis of mine safety factors, related employment, and production data


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