Minable reserves, petrography, chemical characteristics, and washibility tests of coal occurring in the Coos Bay coal field, Coos County, Oreg. / Albert L. Toenges [and others]
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1948.
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Series: | Technical paper (United States. Bureau of Mines) ;
707. |
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