University of Illinois Urbana-Champaign

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Showing 121–150 of 9,577 items
Thumbnail for Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Larson, David R.; Herzog, Beverly L.; Larson, Timothy H.

Thumbnail for Diagnostic-feasibility Study of Johnson Sauk Trail Lake
Diagnostic-feasibility Study of Johnson Sauk Trail Lake
Kothandaraman, Veerasamy; Evans, Ralph L.

Thumbnail for Some unusual natural areas in Illinois
Some unusual natural areas in Illinois
Evers, Robert August; Page, Lawrence M.