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Washability studies of the Mary Lee bed at Hull Mine, Dora, Ala.

Published Year

• 1930-1939 (1)

Subject

• Coal mines and mining--Alabama--Dora (1)
• Coal washing--Alabama--Dora (1) *

Author

• Bird, B. M. (1)
• Coe, G. D. (1)
• Richardson A. C. (1) *

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