University of Illinois Urbana-Champaign

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Showing 121–150 of 9,058 items
Thumbnail for Glacial tills of Northwestern Illinois
Glacial tills of Northwestern Illinois
Illinois State Geological Survey; Frye, John Chapman

Thumbnail for The Illinois Scientific Surveys
The Illinois Scientific Surveys
Society for the Illinois Scientific Surveys

Thumbnail for Coal industry in Illinois
Coal industry in Illinois
Louchios, Andrew G.; Elrick, Scott D.; Korose, Christopher P.

Thumbnail for Availability of the Herrin Coal for mining in Illinois : map summary of Illinois minerals 120
Availability of the Herrin Coal for mining in Illinois : map summary of Illinois minerals 120
Treworgy, Colin G.; Korose, Christopher P.; Wiscombe, Christine L.

Thumbnail for Radiocarbon dating at the Illinois State Geological Survey
Radiocarbon dating at the Illinois State Geological Survey
Kim, Soo Myung; Ruch, R.R.; Kempton, John P.

Thumbnail for Depositional history of the Pennsylvanian rocks in Illinois
Depositional history of the Pennsylvanian rocks in Illinois
Illinois State Geological Survey Coal Section; Jacobson, Russell J.

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.