Guide to the Geology of the Fairfield Area, Wayne County C. Pius Weibel Published: 1991 Total Pages: 84 Get eBook
Guide to the Geology of the Hamilton-Warsaw Area, Hancock County, Illinois Wayne T. Frankie Published: 1998 Total Pages: 86 Get eBook
Union List of Geologic Field Trip Guidebooks of North America Richard A. Spohn Published: 1996 Total Pages: 392 Get eBook
Monthly Checklist of State Publications Library of Congress. Exchange and Gift Division Published: 1991-11 Total Pages: 574 Get eBook
Publications of the State of Illinois Illinois. Office of Secretary of State Published: 1991 Total Pages: 92 Get eBook
Union List of Geologic Field Trip Guidebooks of North America Published: 1986 Total Pages: 240 Get eBook
