University of Illinois Urbana-Champaign

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Showing 31–60 of 8,602 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 Washability characteristics of Illinois coal screenings
Washability characteristics of Illinois coal screenings
Mitchell, David Ray; McCabe, Louis Cordell

Thumbnail for Silurian geology of the Des Plaines River Valley, northeastern Illinois
Silurian geology of the Des Plaines River Valley, northeastern Illinois
Mikulic, Donald G.; Sargent, Michael L.; Norby, Rodney D.; Kolata, Dennis R.

Thumbnail for Coal resources of District VIII (Danville).
Coal resources of District VIII (Danville).
Kay, Fred Hall; White, Kessack Duke

Thumbnail for Analysis of liquid-waste injection wells in Illinois by mathematical models
Analysis of liquid-waste injection wells in Illinois by mathematical models
Heidari, Manoutchehr; Cartwright, Keros; Saylor, Paul E.

Thumbnail for Middle Mississippian carbonates and siliciclastics in Western Illinois
Middle Mississippian carbonates and siliciclastics in Western Illinois
Lasemi, Zakaria; Norby, Rodney D.; Devera, Joseph A.; Fouke, Bruce W.; Leetaru, Hannes E.; Denny, F. Brett