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Showing 1 - 3 results of 3 for search '"Coal mines and mining Pennsylvania."', query time: 0.16s Refine Results
  1. 1
    Reconnaissance of the coal-bed methane resources in Pennsylvania /
    by Markowski, Antonette K., 1956-
    Published 2001
    Subjects: “...Coal mines and mining Pennsylvania....”
    Government Document Book
  2. 2
    Coal resources of Cambria and Blair Counties, Pennsylvania /
    Published 1990
    Subjects: “...Coal mines and mining Pennsylvania Cambria County....”
    Book
  3. 3
    Coal resources of Westmoreland County, Pennsylvania /
    by Skema, Viktoras W.
    Published 1988
    Subjects: “...Coal mines and mining Pennsylvania Westmoreland County....”
    Book
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