University of Illinois Urbana-Champaign

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Showing 9661–9690 of 10,262 items
Thumbnail for Farm news for weeklies. 1948
Farm news for weeklies. 1948
Submitter: Howard Ding

Thumbnail for The Impact of Greater Peoria Sanitary District Ammonia Discharges on Illinois River Water Quality
The Impact of Greater Peoria Sanitary District Ammonia Discharges on Illinois River Water Quality
Butts, Thomas A.; Shackleford, Dana B.; Hill, Thomas E.; Evans, Ralph L.

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey