Geologic map index of Pennsylvania [cartographic material] Yale Public content

Author:
Publisher:
Dept. of the Interior, United States Geological Survey
Subject:
Geology
Spatial Coverage:
Pennsylvania and Pennsylvania.
Language:
English
Format:
cartographic image
Year:
1981
Date Issued:
2018-05-10T19:26:42Z
Date Modified:
2018-09-05T19:19:07Z
Library Catalog Record:
https://search.library.yale.edu/catalog/13600885
Digital Collections Record:
No Digital Collections record

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