Geologic map of the Avella quadrangle and part of the Steubenville east quadrangle, Washington County, Pennsylvania [cartographic material] Yale Public content

Author:
Publisher:
U.S. Geological Survey
Subject:
Geology
Spatial Coverage:
Pennsylvania and Washington County
Language:
English
Year:
1976
Date Issued:
2013-08-26T20:16:30Z
Date Modified:
2013-09-04T19:51:57Z
Library Catalog Record:
https://search.library.yale.edu/catalog/11684454
Digital Collections Record:
No Digital Collections record

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