University of Illinois Urbana-Champaign

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Showing 4561–4590 of 7,512 items
Thumbnail for Upper Sangamon River area assessment
Upper Sangamon River area assessment
Submitter: Steven Mccauley

Thumbnail for Illinois mineral industry in 1943
Illinois mineral industry in 1943
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Geological models for groundwater flow modeling : workshop extended abstracts
Geological models for groundwater flow modeling : workshop extended abstracts
Geological Society of America. North-Central Section; Berg, Richard C.; Thorleifson, L. Harvey