University of Illinois Urbana-Champaign

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Showing 1621–1650 of 3,789 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 INHS Reports, November-December 1988
INHS Reports, November-December 1988
Illinois Natural History Survey

Thumbnail for The Associated Press
The Associated Press
Atkinson, Frederick Mortimer

Thumbnail for Farm radio news. 1956
Farm radio news. 1956
Submitter: Howard Ding

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

Thumbnail for INHS Reports, November/December 1996
INHS Reports, November/December 1996
Illinois Natural History Survey