University of Illinois Urbana-Champaign

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Showing 2041–2070 of 2,366 items
Thumbnail for Effect of Flaggers and Spotters in Directing Work Zone Traffic for Illinois Expressways and Freeways
Effect of Flaggers and Spotters in Directing Work Zone Traffic for Illinois Expressways and Freeways
El-Rayes, Khaled; Liu, Liang; El-Gohary, Nora; Abdelmohsen, Ahmed Zafer

Thumbnail for Illinois crop protection technology conference: Proceedings
Illinois crop protection technology conference: Proceedings
University of Illinois at Urbana-Champaign. College of Agricultural, Consumer, and Environmental Sciences. Cooperative Extension Service

Thumbnail for Petroleum industry in Illinois, 1974. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1974. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Illinois Technograph v. 028 (1913-1914)
Illinois Technograph v. 028 (1913-1914)
Submitter: Timothy Donohue

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

Thumbnail for Annual register. 1917-18
Annual register. 1917-18
University of Illinois at Urbana-Champaign