Grouse and Quails of North America
Johnsgard, Paul A.
Owls of North America [PB]
The Birds of North and Middle America. Part X
Ridgway, Robert & Herbert Friedmann
Catalogue of the Birds of the Americas and Adjacent Islands, Part I, Number 2. Sphenisciformes, Gavi
Hellmayr, Charles E; Conover, Boardman; Cory, Charles B.
Catalogue of the Birds of the Americas and Adjacent Islands, Part I, Number 3. Charadriiformes
All About Backyard Birds Family Pocket Guide: Western North America
Powell, Hugh; Brian Scott Sockin, and Laura Erickson, Editors
All About Backyard Birds Family Pocket Guide: Eastern and Central North America
Being a Bird in North America, North of Mexico. Volume 1: Waterfowl to Shorebirds
American Bird Engravings
American Robin: Birds of North America species account
Rex Sallabanks and Frances C. James.
Hummingbirds: Their Life and Behavior. A photographic Study of the North American species
Tyrrell, Esther Q.; Tyrrell, Robert A.
Waterfowl of North America, Europe, and Asia: An Identification Guide