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Supervision as a means of preventing accidents from falls of roof and coal

Use of rock dust in bituminous-coal mines

Ignition of coal dust by permissible explosives

Laboratory explosibility study of American coals

Published Year

• 1930-1939 (1)
• 1940-1949 (1)
• 1950-1959 (2)

Subject

• Coal mine accidents--Prevention (4) *
• Dust explosions--Prevention (3)
• Explosives--Safety measures (3)
• Mine explosions--Prevention (3)
• Coal mines and mining--Safety measures (1)

Author

• Hartmann, Irving, (2)
• Adams, William W. (1)
• Christofel, F. P. (1)
• Forbes, W. H. (1)
• Jacobson, M. (1)
• McGibbeny, E. B. (1)
• Nagy, John. (1)
• Williams, R. P. (1)

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