University of Illinois Urbana-Champaign

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Showing 4411–4440 of 4,660 items
Thumbnail for Quality of surface water in Illinois, 1956-1966
Quality of surface water in Illinois, 1956-1966
Harmeson, Robert Harold; Larson, Thurston Eric

Thumbnail for Water Resources Availability, Quality, and Cost in Northeastern Illinois
Water Resources Availability, Quality, and Cost in Northeastern Illinois
Schicht, Richard, J.; Adams, J. Rodger; Stall, John B.

Thumbnail for Upper Sangamon River area assessment
Upper Sangamon River area assessment
Submitter: Steven Mccauley