Palynological studies of Lower Pennsylvanian coal beds and adjacent strata of the proposed Pennsylvanian system stratotype in Virginia and West Virginia /
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Reston, Va.] :
Dept. of the Interior, U.S. Geological Survey ;
1988.
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| Series: | U.S. Geological Survey professional paper ;
1479. |
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