University of Illinois Urbana-Champaign

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Showing 5641–5670 of 9,870 items
Thumbnail for Hydrogeologic and geochemical studies of selected natural radioisotopes and barium in groundwater in Illinois
Hydrogeologic and geochemical studies of selected natural radioisotopes and barium in groundwater in Illinois
Gilkeson, Robert H.; Cartwright, Keros; Cowart, James B.; Holtzman, Richard B.

Thumbnail for Field Guide to Freshwater Mussels of the Midwest
Field Guide to Freshwater Mussels of the Midwest
Cummings, Kevin S.; Mayer, Christine A.