University of Illinois Urbana-Champaign

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Showing 421–450 of 4,028 items
Thumbnail for Quaternary records of southwestern Illinois and adjacent Missouri.
Quaternary records of southwestern Illinois and adjacent Missouri.
Graham, Russell W.; Styles, Bonnie W.; Saunders, Jeffrey J.; Wiant, Michael D.; McKay, E. Donald, III; Styles, Thomas R.; Hajic, Edwin R.

Thumbnail for Surficial Geology of St. Clair County, Illinois
Surficial Geology of St. Clair County, Illinois
Grimley, David A.; Phillips, Andrew C.