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You searched for: Keyword 2014-04-10 Remove constraint Keyword: 2014-04-10 Format pdf (Portable Document Format) Remove constraint Format: pdf (Portable Document Format) Keyword pags progress reports Remove constraint Keyword: pags progress reports
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  1. Oil and Gas Developments in Pennsylvania in 1953

    Resource Type: Book
    Creator: Fetke, Charles R.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-18T00:56:42Z
  2. Copper Ores in Pennsylvania

    Resource Type: Book
    Creator: Corbin, J. Ross
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:54Z
  3. Coal Beds in Indiana County, Pennsylvania

    Resource Type: Book
    Creator: Sisler, J. D.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:37Z
  4. Oil and Gas Developments in Pennsylvania in 1956

    Resource Type: Book
    Creator: Lytle, William S.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-18T00:56:42Z
  5. Coal Reserves in Allegheny County, Pennsylvania

    Resource Type: Book
    Creator: Reese, John F.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:34Z
  6. The Possibility of Oil and Gas from Deeper Drilling in Western Pennsylvania

    Resource Type: Book
    Creator: George H. Ashley
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T23:19:37Z
  7. Roofing Granules Industry in Southeastern Pennsylvania

    Resource Type: Book
    Creator: Stone, R. W.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:39:01Z
  8. The Living Earth

    Resource Type: Book
    Creator: Ashley, George H.
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:39:01Z
  9. Magnesite in Pennsylvania

    Resource Type: Book
    Creator: R.W. Stone
    Keyword: PAGS Progress Reports
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:33Z
  10. Coal Reserves in Washington County, Pennsylvania

    Resource Type: Book
    Creator: Reese, John F.
    Keyword: PAGS Progress Reports
    Location: Washington County, Pennsylvania, United States
    Publisher: Pennsylvania Bureau of Topographic and Geologic Survey
    Object Type: GenericWork
    Date Uploaded: 2014-09-25T00:38:32Z