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Start Over Publisher Illinois Dept. of Energy and Natural Resources, Illinois State Geological Survey Spatial Coverage Creal Springs Region

1. Geologic map of the Creal Springs quadrangle, Illinois

Yale Public content
1990. 2016-06-07T13:43:24Z. 2016-08-20T21:02:55Z. Trask, C. Brian. Illinois Dept. of Energy and Natural Resources, Illinois State Geological Survey. English. cartographic image. Public. Illinois, Johnson County, Williamson County, Creal Springs Region, U.S., Johnson County., and Williamson County.

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