University of Illinois Urbana-Champaign

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Showing 2191–2220 of 6,292 items
Thumbnail for Agricultural Chemicals in Rural, Private Water Wells in Illinois: Recommendations for a Statewide Survey
Agricultural Chemicals in Rural, Private Water Wells in Illinois: Recommendations for a Statewide Survey
McKenna, Dennis P.; Schock, S.C.; Mehnert, E.; Mravik, S.C.; Keefer, D.A.

Thumbnail for Geologic studies to identify the source for high levels of radium and barium in Illinois ground-water supplies: a preliminary report
Geologic studies to identify the source for high levels of radium and barium in Illinois ground-water supplies: a preliminary report
Gilkeson, Robert H.; Specht, Susan A.; Cartwright, Keros; Griffin, Robert Alfred; Larson, Thurston Eric

Thumbnail for Off-line. 16
Off-line. 16
Submitter: Howard Ding

Thumbnail for Annual register. 1908-1909
Annual register. 1908-1909
University of Illinois at Urbana-Champaign

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

Thumbnail for Back Matter
Back Matter
Submitter: Howard Ding