University of Illinois Urbana-Champaign

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Showing 4381–4410 of 4,659 items
Thumbnail for Lower Sangamon River area assessment
Lower Sangamon River area assessment
Submitter: Steven Mccauley

Thumbnail for Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Willman, Harold Bowen; Payne, James Norman; Voskuil, Walter Henry

Thumbnail for Illinois pest control handbook
Illinois pest control handbook
University of Illinois at Urbana-Champaign. College of Agriculture Cooperative Extension Service

Thumbnail for Illinois pest control handbook
Illinois pest control handbook
University of Illinois at Urbana-Champaign. College of Agriculture Cooperative Extension Service

Thumbnail for Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.