Records of spring migration of birds at Urbana, Illinois, 1903-1922
By: by Frank Smith.  Printed by authority of the state of Illinois.
Published: 1930
Place of publication: Urbana, Ill
Language: eng
Number of pages: 117
Subjects: Birds -- Illinois.; Birds -- Migration.
Notes: "Literature cited": p. 112.
At head of title:  State of Illinois.  Department of Registration and Education.  Division of the Natural History Survey.  Theodore H. Frison, acting chief.