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A Geological Hand Atlas of the Sixty-seven Counties of Pennsylvania, Embodying the Results of ...
Content Provider | Internet Archive |
---|---|
Author | J. Peter Lesley , Geological Survey of Pennsylvania |
Organization | University of Michigan |
Language | English |
Publisher | the Board of Commissioners for the Second Geological Survey of Pennsylvania |
Publisher Date | 1885-01-01 |
Access Restriction | Open |
Subject Keyword | limestone sandstone mountain county valley red shale coal bed iron ore coal beds coal measures colored geological miles wide productive coal square miles pittsburgh coal |
Content Type | Text |
Resource Type | Book |