University of Illinois Urbana-Champaign

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Showing 1291–1320 of 3,043 items
Thumbnail for Hydrogeology of the Silurian dolomite aquifer in parts of Northwestern Illinois
Hydrogeology of the Silurian dolomite aquifer in parts of Northwestern Illinois
Larson, Timothy H.; Graese, Anne M.; Orozco, Phillip G.

Thumbnail for Illinois River Natural Resources Bibliography
Illinois River Natural Resources Bibliography
Pegg, Mark A.; Havera, Stephen P.