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You searched for: Keyword 2014-09-05 Remove constraint Keyword: 2014-09-05 Object Type Generic Work Remove constraint Object Type: Generic Work Publisher Pennsylvania Bureau Of Topographic And Geologic Survey Remove constraint Publisher: Pennsylvania Bureau Of Topographic And Geologic Survey
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  1. Feldspar in Pennsylvania

    Resource Type: Book
    Creator: Ashley, George H.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:31Z
  2. Structure and Stratigraphy of the Smicksburg Quadrangle

    Resource Type: Book
    Creator: Shaffner, Marchant N.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-18T00:56:13Z