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• Injury experience in coal mining, 1957
• Injury experience in coal mining, 1959 :analysis of mine safety factors, related employment, and production data
• Injury experience in coal mining, 1958 :analysis of mine safety factors, related employment, and production data
• Injury experience in coal mining, 1960 :analysis of mine safety factors, related employment, and production data
• Injury experience in coal mining, 1961 :analysis of mine safety factors, related employment, and production data
• Injury experience in coal mining, 1962
• 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