University of Illinois Urbana-Champaign

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Showing 1–30 of 227 items
Thumbnail for Geologic map of the Creal Springs Quadrangle, Illinois
Geologic map of the Creal Springs Quadrangle, Illinois
Trask, C. Brian; Jacobson, Russell J.

Thumbnail for Geologic notes
Geologic notes
Jacobson, Russell J.; Trask, C. Brian; Palmer, James E.; Peppers, Russel A.; Nelson, W. John; Killey, Myrna M.; Lineback, Jerry A.

Thumbnail for Geology of the Eddyville, Stonefort, and Creal Springs Quadrangles, southern Illinois
Geology of the Eddyville, Stonefort, and Creal Springs Quadrangles, southern Illinois
Nelson, W. John; Devera, Joseph A.; Jacobson, Russell J.; Lumm, Donald K.; Peppers, Russel A.; Trask, Brian; Weibel, C. Pius; Follmer, Leon R.; Riggs, Matthew H.; Esling, Steven P.; Henderson, Elizabeth D.; Lannon, Mary S.

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey