University of Illinois Urbana-Champaign

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Showing 271–300 of 2,708 items
Thumbnail for Summary of Illinois soil investigations
Summary of Illinois soil investigations
Hopkins, Cyril G.; Mosier, Jeremiah George; Bauer, Frederick Charles

Thumbnail for Potash in Illinois shales
Potash in Illinois shales
Austin, Miner Manly

Thumbnail for The small gas producer
The small gas producer
Dieterle, Edward August

Thumbnail for Illinois farm flash / 1943
Illinois farm flash / 1943
United States. Deptartment of Agriculture

Thumbnail for The Platteville and Galena groups in northern Illinois
The Platteville and Galena groups in northern Illinois
Willman, Harold Bowen; Kolata, Dennis R.

Thumbnail for Forestry research report. No 70-84 (1970-84)
Forestry research report. No 70-84 (1970-84)
University of Illinois at Urbana-Champaign. Agricultural Experiment Station

Thumbnail for Shelby County soils / 66
Shelby County soils / 66
Wascher, Herman L.; Smith, Louie Henrie; Smith, Guy D.

Thumbnail for Inside Illinois : mineral resources
Inside Illinois : mineral resources
Illinois State Geological Survey

Thumbnail for Typical rocks and minerals in Illinois
Typical rocks and minerals in Illinois
Ekblaw, George E.; Carroll, Don L.