University of Illinois Urbana-Champaign

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Showing 871–900 of 1,304 items
Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

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.

Thumbnail for Investigation of Contributing Factors Regarding Wrong-Way Driving on Freeways
Investigation of Contributing Factors Regarding Wrong-Way Driving on Freeways
Zhou, Huaguo; Zhao, Jiguang; Fries, Ryan; Gahrooei, Mostafa Reisi; Wang, Lin; Vaughn, Brent; Bahaaldin, Karzan; Ayyalasomayajula, Balasubrahmanyam

Thumbnail for Thorn Creek area assessment
Thorn Creek area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division