University of Illinois Urbana-Champaign

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Showing 2281–2310 of 2,376 items
Thumbnail for Chicago River/Lake Shore area assessment
Chicago River/Lake Shore area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for La Moine River area assessment
La Moine River area assessment
Submitter: Steven Mccauley

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

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