University of Illinois Urbana-Champaign

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Showing 2401–2430 of 2,536 items
Thumbnail for Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

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

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for It says here / 1963-64
It says here / 1963-64
Submitter: Howard Ding

Thumbnail for Illinois Technograph v. 069 (1953-1954)
Illinois Technograph v. 069 (1953-1954)
Submitter: Timothy Donohue