University of Illinois Urbana-Champaign

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Showing 1921–1950 of 36,773 items
Thumbnail for Mississippian border of eastern interior basin
Mississippian border of eastern interior basin
Weller, James Marvin; Sutton, Arle H.

Thumbnail for Public groundwater supplies in Morgan and Scott counties
Public groundwater supplies in Morgan and Scott counties
Woller, Dorothy M.; Sanderson, Ellis W.

Thumbnail for Remote Sensing of Crop Hail Damage
Remote Sensing of Crop Hail Damage
Towery, Neil G.; Eyton, J. Ronald; Changnon, Stanley A., Jr.; Dailey, Christine L.

Thumbnail for Summary of Illinois soil investigations
Summary of Illinois soil investigations
Hopkins, Cyril G.; Mosier, Jeremiah George; Bauer, Frederick Charles