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Studies of roof movement in coal mines.

Analysis of the use of electricity at coal mines :progress report 2

A plan for training mine officials in rescue organization and disaster prevention

Published Year

• 1930-1939 (1)
• 1940-1949 (2)

Subject

• Coal mines and mining--Electric equipment (1)
• Coal mines and mining--Pennsylvania (1)
• Coal mines and mining--Safety measures (1)
• Electricity in mining (1)
• Mine roof control (1)
• Mine ventilation (1)

Author

• Maize, E. R. (3) *
• Berry, J. V. (1)
• Greenwald, H. P. (1) *
• Hartmann, Irving (1)
• Jones, F. A. (1)
• Rice, G. S. (1)
• Scudder, J. N. (1)
• Thomas, E. (1)
• Toenges, A. L. (1)

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