University of Illinois Urbana-Champaign

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Showing 7321–7350 of 10,835 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 Groundwater Pumpage in Northern Illinois, 1960-1970
Groundwater Pumpage in Northern Illinois, 1960-1970
Sasman, R.T.; Benson, Curtis R.; Dzurisin, Gregory L.; Risk, N.E.