University of Illinois Urbana-Champaign

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Showing 2041–2070 of 2,538 items
Thumbnail for Isotopic studies in the natural sources of radium in groundwater in Illinois
Isotopic studies in the natural sources of radium in groundwater in Illinois
Gilekson, Robert H.; Perry, Eugene C., Jr.; Cowart, James B.; Holtzman, Richard B.

Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

Thumbnail for Farm news for weeklies. 1951
Farm news for weeklies. 1951
Submitter: Howard Ding

Thumbnail for Yields of shallow dolomite wells in Northern Illinois
Yields of shallow dolomite wells in Northern Illinois
Csallany, Sandor; Walton, William Clarence