University of Illinois Urbana-Champaign

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Showing 1951–1980 of 7,715 items
Thumbnail for Assessment of public groundwater supplies in Illinois
Assessment of public groundwater supplies in Illinois
Visocky, A.P.; Wehrmann, H.A.; Kim, K.W.

Thumbnail for Illinois groundwater : a vital geologic resource
Illinois groundwater : a vital geologic resource
Killey, Myrna M.; Larson, David R.