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Classification and tabling of table middlings at the Colta Coal Washery, Flat Creek, Ala.

Published Year

• 1930-1939 (1)

Subject

• Coal preparation (1) *
• Coal washing (1)

Author

• Coe, G. D. (1)
• Gandrud, B. W. (1)
• Hager, H. J. (1) *

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