Showing 1 - 20 results of 47 for search 'Treworgy, Janis D', query time: 0.24s Refine Results
  1. 1
    Structural cross section of the paleozoic rocks in Illinois, Wayne County to Stephenson County /

    Map
  2. 2
    Coal resources of Illinois

    Map
  3. 3
    Coal resources of Illinois with Assumption, Bell, Houchin Creek (formely Summum (No. 4)), Litchfield, coals near Makanda, Mt. Rorah, New Burnside, Reynoldsburg, Rock Island (No. 1), "Seahorne," Survant (formerly Shawneetown), Wiley, Willis, and Wise Ridge coals /

    Map
  4. 4
    Coal resources of Illinois with Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge coals /

    Map
  5. 5
    Coal resources of Illinois

    Map
  6. 6
    Coal resources of Illinois

    Map
  7. 7
    Coal resources of Illinois : Davis, Murphysboro, and Seelyville coals : with Assumption, Bell, Houchin Creek (formely Summum (No. 4)), Litchfield, coals near Makanda, Mt. Rorah, New Burnside, Reynoldsburg, Rock Island (No. 1), "Seahorne," Survant (formerly Shawneetown), Wiley, Willis, and Wise Ridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  8. 8
    Coal resources of Illinois : Colchester (No. 2), Dekoven, and Jamestown coals : bwith Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  9. 9
    The Illinois Basin, a tidally and tectonically influenced ramp during mid-Chesterian time /
    by Treworgy, Janis D
    Published 1988

    Book
  10. 10
    Structural features in Illinois--a compendium /
    by Treworgy, Janis D
    Published 1981

    Book
  11. 11
    Coal resources of Illinois with Assumption, Bell, Houchin Creek (formely Summum (No. 4)), Litchfield, coals near Makanda, Mt. Rorah, New Burnside, Reynoldsburg, Rock Island (No. 1), "Seahorne," Survant (formerly Shawneetown), Wiley, Willis, and Wise Ridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  12. 12
    Coal resources of Illinois
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  13. 13
    Coal resources of Illinois
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  14. 14
    Coal resources of Illinois with Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  15. 15
    Coal resources of Illinois with Assumption, Bell, Houchin Creek (formerly Summum (No. 4)), Litchfield, coals near Makanda, Mt. Rorah, New Burnside, Reynoldsburg, Rock Island (No. 1), "Seahorne," Survant (formerly Shawneetown), Wiley, Willis, and Wise Ridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  16. 16
    Coal resources of Illinois
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  17. 17
    Coal resources of Illinois, Colchester (no. 2), Dekoven, and Jamestown coals : with Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge coals /
    by Treworgy, Janis D
    Published 1984

    Map
  18. 18
    Coal resources of Illinois, Davis, Murphysboro, and Seelyville coals : with Assumption, Bell, Houchin Creek (formerly Summum (no. 4)), Litchfield, Coals near Makanda, Mt. Rorah, New Burnside, Reynoldsburg, Rock Island (no. 1), "Seahorne," Survant (formerly Shawneetown), Wiley, Willis and Wise Ridge coals /
    by Treworgy, Janis D
    Published 1984

    Map
  19. 19
    Coal resources of Illinois, Colchester (no. 2), Dekoven, and Jamestown coals : with Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge coals /
    by Treworgy, Janis D
    Published 1984

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  20. 20
    Coal resources of Illinois, Danville (no. 7) coal /
    by Treworgy, Janis D
    Published 1984

    Map
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