A comparative study of bird populations in Illinois, 1906-1909 and 1956-1958 /

Bibliographic Details
Main Author:	Graber, Richard Rex
Other Authors:	Graber, Jean Weber, 1924-
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1963.
Series:	Bulletin (Illinois. Natural History Survey Division) ; v. 28,art. 3.
Subjects:	Birds > Illinois. Bird populations.

Description
Physical Description:	383-528 pages : illustrations, map ; 26 cm.
Bibliography:	Bibliography: pages 516-518.