University of Illinois Urbana-Champaign

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Showing 121–150 of 4,599 items
Thumbnail for Vermilion River area assessment
Vermilion River area assessment
Illinois Department of Natural Resources

Thumbnail for Geology and mineral resources of the Marseilles, Ottawa, and Streator Quadrangles - Plates
Geology and mineral resources of the Marseilles, Ottawa, and Streator Quadrangles - Plates
Willman, Harold Bowen; Payne, James Norman; Voskuil, Walter Henry

Thumbnail for Government Agencies
Government Agencies
Thomas, Sarah M.

Thumbnail for Guide to the geology of the Hennepin area, Putnam, Bureau, and Marshall counties, Illinois
Guide to the geology of the Hennepin area, Putnam, Bureau, and Marshall counties, Illinois
Frankie, Wayne T.; Jacobson, Russell J.; Hansel, Ardith K.; Killey, Myrna M.; Nelson, Robert S.; Malone, Dave H.; Shields, William E.; Corbett, Robert G.

Thumbnail for Sugar-Pecatonica area assessment
Sugar-Pecatonica area assessment
Submitter: Steven Mccauley

Thumbnail for Geology for planning in McHenry County
Geology for planning in McHenry County
Hackett, James Edward; McComas, Murray R.