University of Illinois Urbana-Champaign

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Showing 1381–1410 of 1,940 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 A Monograph of Lemnaceae
A Monograph of Lemnaceae
Daubs, Edwin Horace