Key to North American Birds. Two volumes
The Water Birds of North America, Volumes I and II
BAIRD, Spencer Fullerton, Thomas M. BREWER, and Robert RIDGWAY
United States Exploring Expedition: Herpetology. Two volumes
The Audubon Society Master Guide to Birding, Volume 2: Gulls to Dippers (Two)
Farrand, John, Jr. (editor)
Book of North American Birds
The Birdwatcher's Companion: An Encyclopedic Handbook of North American Birdlife
Leahy, Christopher W.
The Visitor's Guide to the Birds of the Central National Parks
Wauer, Roland H.
The Audubon Society Encyclopedia of North American Birds
Terres, John K.
The Stokes Essential Pocket Guide to the Birds of North America
Stokes, Donald and Lillian
National Geographic Complete Birds of North America, 2nd Edition
The New Birder's Guide to Birds of North America
Thompson III, Bill
The Birds of North and Middle America. Part IX
Ridgway, Robert & Herbert Friedmann