The Birds of Illinois
Bohlen, H. David
Birds of the Indiana Dunes
Brock, Kenneth J.
A Field Guide to Hummingbirds of North America [HC]
Williamson, Sheri L.
Bird Communities at Sea Off California 1975 to 1983. SAB No. 11
Briggs, Kenneth T.; Tyler, William Breck; Lewis, David B.; Carlson, David R.
Arizona Game Birds
Brown, David E.
Birds of the Carolinas (1st ed)
Potter, Eloise F.; Parnell, James F.; Teulings, Robert P.
Birds of Phoenix and Maricopa County Arizona. Third edition
Witzeman, Janet and Troy Corman
Seabirds of Hawaii: Natural History and Conservation [HC]
Harrison, Craig S.
ABA Field Checklist - Weatherproof field card
American Birding Association
The Birds of Ohio
PETERJOHN, Bruce G.
Warblers of the Great Lakes Region and Eastern North America
Earley, Chris G.
Oklahoma Breeding Bird Atlas [HC]
Reinking, Dan L.
Birds of the Black Hills
Pettingill, Olin Sewall, Jr. and Nathaniel R. Whitney, Jr.
Hummingbirds of North America: The Photographic Guide
Howell, Steve N.G.
National Geographic Field Guide to the Birds of North America, Seventh Edition
DUNN, Jon L. and Jonathan ALDERFER
Birds of New York State
Diving Birds of North America
Johnsgard, Paul A.
Birding's Indiana Jones: A Chaser's Diary
The American Ornithologists' Union: The First Century, 1883-1983
Sterling, Keir B. and Marianne G. Ainley; Edited by William E. Davis, Jr. and Byron K. Butler
Owls of North America [PB]
The West Virginia Breeding Bird Atlas
Buckelew, Albert R.; Hall, George A.
Barn Owl: Birds of North America species account
Carl D. Marti.
Hummingbirds: Their Life and Behavior. A photographic Study of the North American species
Tyrrell, Esther Q.; Tyrrell, Robert A.
A Birder's Guide to Minnesota [First Edition]
Eckert, Kim R.