- Geography of the middle Illinois valley by Harlan H. b. 1877 Barrows, 2010-08-19
- Illinois (Rookie Read-About Geography) by Allan Fowler, 1999-09
- New Methods, Old Problems: Geographic Information Systems in Modern Archaeological Research (Center for Archaeological Investigations. Occasional Paper) by Herbert D. G. Maschner, 1996-12
- Effect of Air Pollution on Property Value in Chicago (University of Chicago Geography Research Papers) by Robert S. Bednarz, 1975-06
- Natural Landscape Amenities and Suburban Growth: Metropolitan Chicago, 1970-1980 (University of Chicago Geography Research Papers) by Christopher Mueller-Wille, 1991-01-01
- A River Through Illinois by Associate Professor Daniel Overturf, Gary Marx B.S., 2008-04-22
- Vascular Flora of Illinois by Professor Emeritus Robert H. Mohlenbrock, 2002-10-29
- Illinois (Statebasics) by Amy Van Zee, 2010-08
- Illinois Geography Projects: 30 Cool Activities, Crafts, Experiments & More for Kids to Do by Carole Marsh, 2003-05
- Illinois;: History, government, geography by Dorrell Kilduff, 1962
- The initial evaluation and utilization of the Illinois prairies, 1815-1840, (University of Chicago. Dept. of Geography. Research paper) by Douglas R McManis, 1964
- Geography of the Middle Illinois Valley (Division of the State Geological Society, Bulletin No. 15) by Harlan H. Barrows, 1925
- Illinois: A Geography --1986 publication. by A. Doyne Horsley, 1986-01-01
- Northern Illinois Geography Introduction: Rodden, Illinois, Hamilton Township, Lee County, Illinois, Dixon Township, Lee County, Illinois
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