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7 results returnedStudies of roof movement in coal mines.
A study of timber decay in the Crucible Mine of the Crucible Fuel Co.
Studies of roof movement in coal mines.
Multiple-shift mechanical mining in some bituminous-coal mines.
Published Year
Subject
- Coal mines and mining--Equipment and supplies (2)
- Bituminous coal (1)
- Bituminous coal industry -- United States. (1)
- Coal mines and mining (1)
- Coal mines and mining--Pennsylvania (1)
- Coal--Analysis (1)
- Coal--Illinois (1)
- Coal-handling machinery (1)
- Coal-mining machinery. (1)
- Mine roof control (1)
- Mine subsidence (1)
- Mine timbering (1)
Author
- Maize, Earl R. (7) *
- Greenwald, H. P. (3)
- Thomas, Edward. (3)
- Toenges, Albert L. (2)
- Abernethy, Roy Franklin, (1)
- Anderson, Robert L. (1)
- Cady, Gilbert H. (1)
- Cooper, Harry Mac, (1)
- Fieldner, Arno Carl, (1) *
- Fraser, Thomas, (1) *
- Jones, Frank A. (1)
- McBride, John Wesley. (1)
- Scheffer, T. C. (1)
- Snyder, Ned H. (1)
- Swingle, Robert Johnston, (1)
- Tarpley, Edward C. (1)
- Toenges, Albert L.. (1)
- Toenges, Albert Louis, (1)
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