University of Illinois Urbana-Champaign

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Showing 601–630 of 6,993 items
Thumbnail for A survey of the ground-water resources of Illinois
A survey of the ground-water resources of Illinois
Gerber, W.D.; McClure, S.M.; Tarvin, D.; Buswell, Arthur M.

Thumbnail for Loess thickness and its effect on soils in Illinois / 782
Loess thickness and its effect on soils in Illinois / 782
Fehrenbacher, Joe Bernard; Jansen, I.J.; Olson, K.R.