Birds of the eastern United States
Subtitle: a field guide to the birds
By: text and illustrations by Roger Tory Peterson ; maps by Virginia Marie Peterson ; sponsored by the National Audubon Society and the National Wildlife Federation.
Contributors: Peterson, Roger Tory, 1908-
Edition: The 50th anniversary ed., Collector's lifetime ed.
Publisher: Easton Press
Published: 1984
Place of publication: Norwalk, Conn
Language: eng
Number of pages: 384
Subjects: Birds -- United States -- Identification.; Birds -- East (U.S.) -- Identification.
Notes: At head of title: Roger Tory Peterson field guides.
Rev. ed. of: A field guide to the birds. 4th ed., completely rev. and enl. 1980.
Includes index.