University of Illinois Urbana-Champaign

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Showing 5851–5880 of 17,326 items
Thumbnail for Preliminary Report on the Ground-Water Resources of the Havana Region in
Preliminary Report on the Ground-Water Resources of the Havana Region in
Walker, William H.; Bergstrom, Robert Edward; Walton, William Clarence

Thumbnail for Effective discharges of Illinois streams
Effective discharges of Illinois streams
Crowder, David W.; Knapp, H. Vernon