University of Illinois Urbana-Champaign

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Showing 301–330 of 333 items
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 Farm radio news. 1956
Farm radio news. 1956
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Petroleum industry in Illinois, 1971. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

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

Thumbnail for Sinkhole Plain area assessment
Sinkhole Plain area assessment
Submitter: Steven Mccauley

Thumbnail for Farm radio news. 1950
Farm radio news. 1950
Submitter: Howard Ding