University of Illinois Urbana-Champaign

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Showing 4081–4110 of 4,212 items
Thumbnail for Kaskaskia River area assessment
Kaskaskia River area assessment
Submitter: Steven Mccauley

Thumbnail for Economic and Geologic Papers
Economic and Geologic Papers
Nebel, M.L.; Savage, Thomas Edmund; Culver, Harold E.; Bretz, J Harlen; Currier, Louis W.

Thumbnail for Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Petroleum industry in Illinois, 1972. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Technograph. 37 (1924 - 1925)
Technograph. 37 (1924 - 1925)
Submitter: William Ingram