University of Illinois Urbana-Champaign

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Showing 91–120 of 9,058 items
Thumbnail for The landscape and mineral resources of Illinois
The landscape and mineral resources of Illinois
Illinois State Geological Survey

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for Soils of Vincennes Quadrangle, Lawrence County, Illinois and Knox County, Indiana
Soils of Vincennes Quadrangle, Lawrence County, Illinois and Knox County, Indiana
United States. Natural Resources Conservation Service; U.S. Department of Agriculture; Natural Resources Conservation Service; Illinois State Geological Survey

Thumbnail for The landscape and mineral resources of Illinois
The landscape and mineral resources of Illinois
Illinois State Geological Survey

Thumbnail for Guidebook for the sixteenth annual field conference of the Tri-State Geological Society / Illinois State Geological Survey guidebook series, vol. 2
Guidebook for the sixteenth annual field conference of the Tri-State Geological Society / Illinois State Geological Survey guidebook series, vol. 2
Tri-State Geological Society Field Conference (16th : 1952 : Dixon, Ill.); Templeton, J.S.; Willman, Harold Bowen

Thumbnail for Guide to rocks and minerals of Illinois.
Guide to rocks and minerals of Illinois.
Illinois State Geological Survey