University of Illinois Urbana-Champaign

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Showing 1–30 of 3,054 items
Thumbnail for Mineral production in Illinois in 1955
Mineral production in Illinois in 1955
Voskuil, Walter Henry; Busch, Willis L.

Thumbnail for Kane County water resources investigations : interim report on geologic investigations
Kane County water resources investigations : interim report on geologic investigations
Dey, William S.; Curry, B. Brandon; Sieving, John C.; Davis, Alec M.; Abert, Curt C.

Thumbnail for Mineral production in Illinois in 1956
Mineral production in Illinois in 1956
Busch, Willis L.; Voskuil, Walter Henry

Thumbnail for A Regional Ground-Water Quality Characterization of the Rockford Area, Winnebago County, Illinois
A Regional Ground-Water Quality Characterization of the Rockford Area, Winnebago County, Illinois
Wehrmann, H. Allen; Holm, Thomas R.; Le Seur, Linda P.; Curtiss, Charles D. III

Thumbnail for Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Larson, David R.; Herzog, Beverly L.; Larson, Timothy H.