The Sibley field guide to birds of eastern North America /

by Sibley, David, 1961-
New York : Alfred A. Knopf, 2003
1st ed.

A field guide to western birds : a completely new guide to field marks of all species found in North America west of the 100th meridian and north of Mexico /

by Peterson, Roger Tory, 1908-1996
Boston : Houghton Mifflin, 1990
Third edition, completely revised and enlarged.

How to know the land birds; pictured-keys for determining all of the land birds of the entire United States and southern Canada, with maps showing their geographic distribution and...

by Jaques, H. E. (Harry Edwin), 1880-1963
Dubuque, Iowa, W.C. Brown Co. 1947
1st ed.

The Audubon Society master guide to birding /

New York : Knopf : Distributed by Random House, 1983
Chanticleer Press ed.