University of Illinois Urbana-Champaign

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Showing 1261–1290 of 7,623 items
Thumbnail for Fox River area assessment
Fox River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Petroleum industry in Illinois, 1975. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1975. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for Vascular Flora of Iroquois County Conservation Areas, Iroquois County, Illinois
Vascular Flora of Iroquois County Conservation Areas, Iroquois County, Illinois
Phillippe, Loy R.; Feist, Mary Ann; Larimore, Richard L.; Busemeyer, Daniel T.; Marcum, Paul B.; Carroll, Connie J.; Hunter, Katherine J.; Ebinger, John E.

Thumbnail for The 7-day 10-year low flows of Illinois streams
The 7-day 10-year low flows of Illinois streams
Singh, Krishan P.; Stall, John Byron

Thumbnail for Annual register. 1918-19
Annual register. 1918-19
University of Illinois at Urbana-Champaign

Thumbnail for Corwin & Mary A. Leeper oral history
Corwin & Mary A. Leeper oral history
Leeper, Corwin; Leeper, Mary A.

Thumbnail for INHS Reports, Autumn 2004
INHS Reports, Autumn 2004
Illinois Natural History Survey