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| | Coal Resources of Illinois: Colchester (No.2), Dekoven, Jamestown, Belle Rive, Bristol Hill, Calhoun, Friendsville, ... |
 | | The regions are: Colchester, Dekoven, Jamestown, Belle Rive, Bristol Hill, Calhoun, Friendsville, Loudon, Oconee, Opdyke, Shelbyville, and Trowbridge. |
 | | Illinois State Geological Survey, 1984, Township Lines of Illinois: ISGS GIS Database *path_name_suppressed*/townships, Illinois State Geological Survey, Champaign, Illinois. |
 | | The Illinois Department of Natural Resources (DNR) provides these geographic data "as is." DNR makes no guarantee or warranty concerning the accuracy of information contained in the geographic data. |
| www.isgs.uiuc.edu /nsdihome/outmeta/coal2-84f.html (2587 words) |
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