Geologic map of the Hackett quadrangle, Washington County, Pennsylvania [cartographic material]

Author:

Kent, Bion H. (Bion Huntley), 1925-

Publisher:

Geological Survey

Subject:

Geology

Spatial Coverage:

Pennsylvania and Washington County

Language:

English

Year:

1967

Date Issued:

2012-01-19T20:12:15Z

Date Modified:

2012-03-05T17:34:46Z

Library Catalog Record:

https://search.library.yale.edu/catalog/10185997

Digital Collections Record:

No Digital Collections record

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