Geology and mineral resources of the Ramey and Houtzdale quadrangl es, Clearfield and Centre counties, Pennsylvania /
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Corporate Author: | |
Format: | Government Document Book |
Language: | English |
Published: |
Harrisburg :
Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey,
1977.
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Series: | Atlas (Pennsylvania. Bureau of Topographic and Geologic Survey) ;
no. 85cd. |
Subjects: |