University of Illinois Urbana-Champaign

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Showing 4981–5010 of 13,660 items
Thumbnail for Public ground-water supplies in Marshall county
Public ground-water supplies in Marshall county
Woller, Dorothy M.; Sargent, Michael L.; Olson, Robert D.; Sanderson, Ellis W.

Thumbnail for Oil investigations in 1917 and 1918
Oil investigations in 1917 and 1918
Illinois State Geological Survey; Barrett, Nellie Okla; Nebel, Merle Louis; Coryell, Horace Noble; Tough, Fred H.; Williston, Samuel H.; Savage, Thomas Edmund

Thumbnail for Illinois Technograph v. 045 (1930-1931)
Illinois Technograph v. 045 (1930-1931)
Submitter: Timothy Donohue

Thumbnail for Pilot Lake Restoration Investigations--aeration and Destratification in Lake Catherine
Pilot Lake Restoration Investigations--aeration and Destratification in Lake Catherine
Kothandaraman, Veerasamy; Roseboom, Donald P.; Evans, Ralph L.