Illinois natural areas inventory
By: by the Department of Landscape Architecture, University of Illinois and the Natural Land Institute, Rockford, Illinois.
Contributors: White, John; Corbin, Calvin C.; Natural Land Institute (Rockford, Ill.)
Publisher: The Department
Place of publication: Urbana, Ill
Language: eng
Subjects: Natural areas -- Illinois
Table of contents: title: v. 1. White, J. Survey methods and results.; title: v. 2. Corbin, C. C. Information system.; title: v. 3. White, J. Summary report.