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USBM OFR 6-71

Strippable reserves of bituminous coal and lignite in the United States

Bibliographic Reference

U.S. Bureau of Mines, 1971, Strippable reserves of bituminous coal and lignite in the United States: U.S. Bureau of Mines Open-File Report 6-71, 55 p.

Publication Products

Keywords

Coal; Mining

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