University of Illinois Urbana-Champaign

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Showing 9031–9060 of 32,890 items
Thumbnail for INHS Reports, January/February 1994
INHS Reports, January/February 1994
Illinois Natural History Survey

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