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Showing 1 - 20 results of 27 for search '(("Coal mines and mining Pennsylvania.") OR ("Coal lines and mining Pennsylvania."))', query time: 0.38s Refine Results
  1. 1
    The way winter works : poems /
    by Humes, Harry
    Published 1990
    Subjects: “...Coal mines and mining Pennsylvania Poetry....”
    Government Document Book
  2. 2
    Mines and mining : Bituminous coal in Pennsylvania.
    Published 1891
    Subjects: “...Coal mines and mining Pennsylvania Statistics....”
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    Government Document eBook
  3. 3
    Mines and mining : Anthracite coal.
    Published 1891
    Subjects: “...Coal mines and mining Pennsylvania Statistics....”
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    Government Document eBook
  4. 4
    Size scaling of gas explosions : Bruceton Experimental Mine versus the Lake Lynn Mine /
    by Sapko, M. J.
    Published 1987
    Subjects: “...Coal mines and mining Pennsylvania Dust control....”
    Government Document Book
  5. 5
    Geology, mining, and methane content of the Freeport and Kittanning coalbeds in Indiana and surrounding counties, Pa. /
    by Puglio, D. G. (Donald G.)
    Published 1979
    Subjects: “...Coal mines and mining Pennsylvania....”
    Government Document Book
  6. 6
    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
  7. 7
    In-mine installation of passive water barriers /
    Published 1984
    Subjects: “...Coal mines and mining Pennsylvania Indiana Safety measures....”
    Government Document Book
  8. 8
    Methods of determining the orientations of bedrock fracture systems in southwestern Pennsylvania and northern West Virginia /
    by Bench, B. M.
    Published 1977
    Subjects: “...Coal mines and mining Pennsylvania....”
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    Government Document Book
  9. 9
    Selected geologic factors affecting mining of the Pittsburgh coalbed /
    Published 1975
    Subjects: “...Coal mines and mining Pennsylvania....”
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    Government Document Book
  10. 10
    Subsidence over four room-and-pillar sections in southwestern Pennsylvania /
    by Moebs, Noel N.
    Published 1982
    Subjects: “...Coal mines and mining Pennsylvania Safety measures....”
    Government Document Book
  11. 11
    Electrical ignition energies and thermal autoignition temperatures for evaluating explosion hazards of dusts /
    by Hertzberg, Martin
    Published 1985
    Subjects: “...Coal mines and mining Pennsylvania Dust control....”
    Government Document Book
  12. 12
    Methods of determining the orientations of bedrock fracture systems in southwestern Pennsylvania and northern West Virginia /
    Subjects: “...Coal mines and mining Pennsylvania....”
    Government Document Book
  13. 13
    Coal-- Pennsylvania anthracite /
    Published 1980
    Subjects: “...Coal mines and mining Pennsylvania Statistics Periodicals....”
    Government Document Serial
  14. 14
    Electrical properties and attenuation distance of upper Pennsylvanian coal measure rock from southwestern Pennsylvania /
    by Lindroth, David P.
    Published 1984
    Subjects: “...Coal mines and mining Pennsylvania Safety measures....”
    Government Document Book
  15. 15
    Hearings on House Resolution No. 179, Authorizing the Committee on Labor To Investigate Conditions Existing in the Westmoreland Coal Fields of Pennsylvania : hearings before the United States House Committee on Rules, Sixty-Second Congress, first session, on May 31, 1911.
    Published 1911
    Subjects: “...Coal mines and mining Pennsylvania Westmoreland City....”
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    Government Document eBook
  16. 16
    Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /
    by Kertis, Carla A.
    Published 1985
    Subjects: “...Coal mines and mining Pennsylvania Indiana County Safety measures....”
    Government Document Book
  17. 17
    Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /
    by Kertis, Carla A.
    Published 1985
    Subjects: “...Coal mines and mining Pennsylvania Indiana County Safety measures....”
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    Government Document Book
  18. 18
    Strata interactions in multiple-seam mining--two case studies in Pennsylvania /
    by Chekan, G. J. (Gregory J.)
    Published 1986
    Subjects: “...Coal mines and mining Pennsylvania....”
    Government Document Book
  19. 19
    Stratification in water quality in inundated anthracite mines, eastern Pennsylvania /
    Published 1984
    Subjects: “...Coal mines and mining Pennsylvania....”
    Government Document Book
  20. 20
    Girard estate coal lands in Pennsylvania, 1801-1884 /
    by Hoffman, John N.
    Published 1972
    Subjects: “...Coal mines and mining Pennsylvania History....”
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    Government Document eBook
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