University of Illinois Urbana-Champaign

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Showing 9631–9660 of 10,589 items
Thumbnail for Geology for planning in the Springfield-Decatur region, Illinois
Geology for planning in the Springfield-Decatur region, Illinois
Bergstrom, Robert E.; Piskin, Kemal; Follmer, Leon R.

Thumbnail for Ground-water development in several areas of Northeastern Illinois
Ground-water development in several areas of Northeastern Illinois
Prickett, Thomas Alvin; Hoover, L.R.; Baker, William H.; Sasman, Robert T.