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Thickness of Bituminous-Coal and Lignite Seams at All Mines and Thickness of Overburden at Strip Mines in the United States in 1950

Published Year

• 1950-1959 (1) *

Subject

• Bituminous coal -- United States. (1)
• Lignite -- United States. (1) *
• Strip mining -- United States. (1)

Author

• Young, W. H. (1) *

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