Author: Oberholser, Harry
Title: A Revision of the Forms of the Great Blue Heron (Ardea Herodias Linnaeus).
Description: Washington, Government Printing Office, 1912. 8vo - over 7¾" - 9¾" tall. Soft Cover. Washington 1912. 8vo. pp 531-559. Wrappers. Very good. Very Good.

Keywords: Ornithology