Forest area in Illinois
Subtitle: by counties, 1962
By: [Burton L. Essex, David A. Gansner]
Contributors: Central States Forest Experiment Station (Columbus, Ohio)
Series: Research note CS / U.S. Forest Service -- 21; U.S. Forest Service research note CS -- 21.
Publisher: Central States Forest Experiment Station
Published: 1964
Place of publication: Columbus, Ohio
Language: eng
Subjects: Forests and forestry
Notes: Caption title.

"September 1964."