University of Illinois Urbana-Champaign

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Showing 781–810 of 32,398 items
Thumbnail for Mississippian stratotypes
Mississippian stratotypes
Collinson, Charles; Baxter, James W.; Norby, R.D.; Lane, H.R.; Brenckle, Paul D.

Thumbnail for Incorporation of Dissolved Oxygen in Aquatic Habitat Assessment for the Upper Sangamon River
Incorporation of Dissolved Oxygen in Aquatic Habitat Assessment for the Upper Sangamon River
McConkey Broeren, Sally A.; Butts, Thomas A.; Singh, Krishan P.