Geologic map of the Allentown East quadrangle, Lehigh, Northhampton, and Bucks counties, Pennsylvania

Author:: Geological Survey (U.S.)
Publisher:: The Survey ; Information Services [distributor]
Subject:: Geology
Spatial Coverage:: Pennsylvania, Bucks County, Lehigh County, and Northampton County
Language:: English
Year:: 1999
Date Issued:: 2012-07-20T20:34:08Z
Date Modified:: 2022-12-08T04:40:36Z
Library Catalog Record:: https://search.library.yale.edu/catalog/10593707
Digital Collections Record:: No Digital Collections record

Geologic map of the Allentown East quadrangle, Lehigh, Northhampton, and Bucks counties, Pennsylvania Yale Public content