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Mechanical Mining in Some Bituminous-Coal Mines: Progress Report 6. Extraction of Pillars with Mechanized Equipment

Coal Deposits in the Deep River Field, Chatham, Lee, and Moore Counties, N.C.

Published Year

• 1950-1959 (2) *

Subject

• Bituminous coal industry -- United States. (1)
• Coal-mining machinery. (1)

Author

• Haley, Wilbur A. (2)
• Shields, Joseph J. (2) *
• Toenges, Albert L. (2)
• Abernethy, Roy F. (1)
• Parks, B. C. (1)
• Turnbull, Louis A. (1)

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