University of Illinois Urbana-Champaign

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Showing 691–720 of 1,039 items
Thumbnail for Pleistocene stratigraphy of Illinois
Pleistocene stratigraphy of Illinois
Willman, Harold Bowen; Frye, John Chapman

Thumbnail for Photodynamic Herbicide Modulators
Photodynamic Herbicide Modulators
Montazer-Zouhoor, Ahmad

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.