Correlation chart of Pennsylvanian rocks in Alabama, Tennessee, Kentucky, Virginia, West Virginia, Ohio, Maryland, and Pennsylvania showing approximate postion of coal beds, coal zones, and key stratigraphic units /
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Author / Creator: | Ruppert, Leslie F. |
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Imprint: | Reston, Va. : U.S. Dept. of the Interior, U.S. Geologic Survey, 2010. |
Description: | 1 online resource : ill., maps, charts. |
Language: | English |
Series: | Scientific investigations report ; 2010-5152 Scientific investigations report ; 2010-5152. |
Subject: | |
Format: | E-Resource U.S. Federal Government Document Book |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/8143829 |