Naming the birds at a glance : a guide to the eastern land birds from South Carolina west to the Rocky Mountains and north to the Arctic /
by Lou Blachly & Randolph Jenks ; guide drawings by Sheridan Oman.
- New York : Bonanza Bks., 1989.
- [xvi], 331 p. : ill., diagrs.
051767954x
Birds--Identification.--United States Birds--Identification.--Canada