University of Illinois Urbana-Champaign

Academic Unit
Collection
Author(s)
Keyword(s)
Type of Resource
Showing 7681–7710 of 18,524 items
Thumbnail for Research needs of Illinois' coal industry; a symposium relating to recovery, preparation, marketing practice, utilization, and basic research presented at quarter centennial celebration of Illinois State Geological Survey, April 30, 1930.
Research needs of Illinois' coal industry; a symposium relating to recovery, preparation, marketing practice, utilization, and basic research presented at quarter centennial celebration of Illinois State Geological Survey, April 30, 1930.
Ketchum, Milo Smith; Garcia, John Adrian; Holbrook, Elmer Allen; Willard, Arthur Cutts; Severns, William Harrison; Parr, Samuel Wilson; Thiessen, Rhinehardt; Honnold, Fred C.

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