University of Illinois Urbana-Champaign

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Showing 4951–4980 of 6,102 items
Thumbnail for Illinois River Bluffs Area Assessment
Illinois River Bluffs Area Assessment
Illinois Department of Natural Resources

Thumbnail for Year-book for 1907.
Year-book for 1907.
Illinois State Geological Survey

Thumbnail for Illinois classical studies. 15 (1990)
Illinois classical studies. 15 (1990)
Submitter: William Ingram

Thumbnail for Assessment of Eighteen Public Ground-water Supplies in Illinois
Assessment of Eighteen Public Ground-water Supplies in Illinois
Wehrmann, H. Allen; Visocky, Adrian P.; Burris, Charles B.; Ringler, Robert W.; Brower, Ross D.