University of Illinois Urbana-Champaign

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Showing 91–120 of 9,805 items
Thumbnail for Water level decline and pumpage during 1959 in deep wells in the Chicago region, Illinois
Water level decline and pumpage during 1959 in deep wells in the Chicago region, Illinois
Walton, William Clarence; Sasman, Robert T.; Russell, Robert Ray

Thumbnail for Availability of the Colchester coal for mining in northern and western Illinois
Availability of the Colchester coal for mining in northern and western Illinois
Korose, Christopher P.; Elrick, Scott D.; Jacobson, R.J.