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  1. 1
    Report of progress in Bradford and Tioga counties 1. Limits of the Catskill and Chemung formation. /
    Published 1878

    Book
  2. 2
    Annual report of the Geological Survey of Pennsylvania for ... /

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Serial
  3. 3
    Report of progress (1st-3rd) in the laboratory of the Survey at Harrisburg

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Electronic
  4. 4
    Special report on the petroleum of Pennsylvania, its production, transportation, manufacture and statistics
    by Wrigley, Henry E
    Published 1875

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Electronic
  5. 5
    Report of progress in Jefferson County,
    by Platt, William Greenough
    Published 1881

    Government Document Book
  6. 6
    Report of progress in Bradford and Tioga counties, 1. limits of the Catskill and Chemung formation /
    Published 1878

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
  7. 7
    A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... /

    Book
  8. 8
    Annual report on the Geological Survey of the State of Pennsylvania /
    Published 1836

    Serial
  9. 9
    A geological hand atlas of the sixty-seven counties of Pennsylvania,

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
  10. 10
    A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ..

    Book
  11. 11
    Annual report on the Geological Survey of the State of Pennsylvania
    Published 1836

    Serial
  12. 12
    The geology of Chester County : after the surveys of Henry D. Rogers, Persifor Frazer, and Charles E. Hall /
    Published 1883

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document Book
  13. 13
    Report of progress 1874-1889, A-Z
    Published 1875

    Book
  14. 14
    First report of progress in the anthracite coal region The geology of the Panther creek basin or eastern end of the southern field.

    Book
  15. 15
    Report of progress 1874-1889, A-Z
    Published 1875

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
  16. 16
    Geological report on Warren county and the neighboring oil regions,

    Book
  17. 17
    The geology of Huntingdon County /

    Book
  18. 18
    Report of progress in .

    Serial
  19. 19
    Report of progress 1874-1889, A-Z ..
    Published 1875

    Serial
  20. 20
    Annual report on the Geological Survey of the State of Pennsylvania /
    Published 1836

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Serial
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