University of Illinois Urbana-Champaign

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Showing 2911–2940 of 10,711 items
Thumbnail for Lake Pittsfield  Illinois National Nonpoint Source Monitoring Program Project
Lake Pittsfield Illinois National Nonpoint Source Monitoring Program Project
White, William P.; Beardsley, John; Devotta, Denise; Tomkins, Scott

Thumbnail for Pekin geological science field trip
Pekin geological science field trip
Reinertsen, David L.; Nelson, Robert S.; Killey, Myrna M.