University of Illinois Urbana-Champaign

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Showing 1381–1410 of 4,201 items
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 Guide to the geology of the Pekin area, Tazewell and Mason Counties, Illinois
Guide to the geology of the Pekin area, Tazewell and Mason Counties, Illinois
Frankie, Wayne T.; Jacobson, Russell J.; Nelson, Robert S.