Solar energy information and data for Illinois
By: by Stanley A. Changnon, Jr.
Series: Circular - Illinois State Water Survey ; 133; Circular (Illinois State Water Survey) ;; 133.
Publisher: Illinois State Water Survey
Published: 1978
Place of publication: Urbana
Language: eng
Number of pages: 61
Subjects: Solar energy -- Illinois.; Solar radiation -- Illinois.
Notes: Bibliography: p. 61.
Cover title.