White clays of Pennsylvania /
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Reston, Va.] :
U.S. Dept. of the Interior, Geological Survey ;
1984.
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| Series: | Geological Survey bulletin ;
1558-D. Contributions to the geology of mineral deposits. |
| Subjects: |
| Physical Description: | iv, 38 pages : illustrations, maps ; 23 cm. |
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| Bibliography: | Bibliography: pages 37-38. |