University of Illinois Urbana-Champaign

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Showing 571–600 of 2,455 items
Thumbnail for Vermilion River area assessment
Vermilion River area assessment
Illinois Department of Natural Resources

Thumbnail for Annual newsletter / 1980-85
Annual newsletter / 1980-85
University of Illinois at Urbana-Champaign. Deptartment of Geology

Thumbnail for Guide to the geology of the Pekin area, Tazewell and Mason Counties, Illinois
Guide to the geology of the Pekin area, Tazewell and Mason Counties, Illinois
Frankie, Wayne T.; Jacobson, Russell J.; Nelson, Robert S.

Thumbnail for Visual estimates of grain size distribution in some Chester sandstones
Visual estimates of grain size distribution in some Chester sandstones
Swann, David Henry; Fisher, Robert W.; Walters, Mathias J.

Thumbnail for Illinois River Bluffs area assessment
Illinois River Bluffs area assessment
Submitter: Sarah Shreeves

Thumbnail for Upper Des Plaines River area assessment
Upper Des Plaines River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Calumet area assessment
Calumet area assessment
Submitter: Steven Mccauley

Thumbnail for Kaskaskia River area assessment
Kaskaskia River area assessment
Submitter: Steven Mccauley