Coal-bearing Upper Pennsylvanian and Lower Permian rocks, Washington area, Pennsylvania /
| Main Authors: | , , |
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| Corporate Author: | |
| Format: | Government Document eBook |
| Language: | English |
| Published: |
Washington :
United States Department of the Interior, Geological Survey,
1971.
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| Series: | Geological Survey professional paper ;
621. |
| Subjects: | |
| Online Access: | https://purl.fdlp.gov/GPO/gpo83116 |
| Item Description: | Title from title screen (viewed September 24, 2014). "Work done in cooperation with the Pennsylvania Bureau of Topographic and Geologic Survey." |
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| Physical Description: | 1 online resource (iv, 47 pages) : illustrations, maps + 2 tables and 8 plates. |
| Bibliography: | Includes bibliographical references (pages 43-44) and index. |