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Washability studies of the Mary Lee Seam at Lewisburg, Alabama

Washability studies of the Clark Seam at Marvel, Alabama

Published Year

• 1930-1939 (2)

Subject

• Coal mines and mining--Alabama (2) *

Author

• Gandrud, B. W. (2) *
• Bird, B. M. (1)
• Bird, E. M. (1)
• Kozlinsky, N. L. (1)
• Nelson, E. B. (1)

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