University of Illinois Urbana-Champaign

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Showing 2221–2250 of 2,713 items
Thumbnail for Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Mines in the Illinois portion of the Illinois-Kentucky Fluorspar District
Denny, F. Brett; Nelson, W. John; Breeden, Jeremy R.; Lillie, Ross C.

Thumbnail for Upper Sangamon River area assessment
Upper Sangamon River area assessment
Submitter: Steven Mccauley

Thumbnail for Kinkaid area assessment
Kinkaid area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

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

Thumbnail for Special to farm advisers / 1968
Special to farm advisers / 1968
Submitter: Howard Ding