University of Illinois Urbana-Champaign

Academic Unit
Collection
Author(s)
Keyword(s)
Type of Resource
Showing 721–750 of 1,457 items
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 A directory of Illinois systematists and ecologists
A directory of Illinois systematists and ecologists
Robertson, Kenneth R.; Burton, Phillip J. K.; McKnight, Bill N.