University of Illinois Urbana-Champaign

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Showing 6241–6270 of 10,161 items
Thumbnail for A survey of the ground-water resources of Illinois
A survey of the ground-water resources of Illinois
Gerber, W.D.; McClure, S.M.; Tarvin, D.; Buswell, Arthur M.

Thumbnail for The causes and effects of sedimentation in Lake Decatur
The causes and effects of sedimentation in Lake Decatur
Brown, Carl Barrier; Stall, John Byron; DeTurk, Ernest Everett