Investigation of Lower Coal Beds in Georges Creek and North Part of Upper Potomac Basins, Allegany and Garrett Counties, md.
Reserves, Petrographic and Chemical Characteristics of Coals, and Stratigraphy of Area.
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Contributions
- Toenges, A. - Contributor
- Turnbull, L. - Contributor
- Williams, L. - Contributor
Publication
1949 - s.n, S.l
Language
English
Subjects
Series Statement
- Technical paper (United States. Bureau of Mines) -- 725
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