Geology of the McCalls Ferry-Quarryville district, Pennsylvania / by Eleanora Bliss Knopf and Anna I. Jonas.
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| Main Authors: | , |
|---|---|
| Corporate Author: | |
| Other title: | McCalls Ferry-Quarryville district, Pennsylvania. |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1929.
|
| Series: | Bulletin (Geological Survey (U.S.)) ;
no. 799. |
| Subjects: |