The Condor. Fiftieth Anniversary Volume

Brooks, Allan

The Western Bird Watcher: An Introduction to Birding in the American West

Zimmer, Kevin J.

Peterson Field Guide to Birds of Western North America, Fifth Edition (Includes Hawaii)

Peterson, Roger Tory

Birds of the Pacific Northwest: A Photographic Guide. Second edition

Aversa, Tom, Richard Cannings and Hal Opperman

Black Brant: Sea Goose of the Pacific Coast

Einarsen, Arthur S.

The Grail Bird: The Rediscovery of the Ivory-Billed Woodpecker [PB]

GALLAGHER, Tim

Raptors of the West Captured in Photographs [Scratch & Dent]

DAVIS, Kate

Backyard Birds Flash Cards: Eastern & Central North America

Cornell Lab of Ornithology

Birds of Prey of the West: Field Guide

Tekiela, Stan

The Birds of California. A Complete, Scientific and Popular Account of the 580 Species & Subspecies

DAWSON, William Leon

The Western Bird Watcher: An Introduction to Birding in the American West

Zimmer, Kevin J.

Birds of Prey in the American West

Glinski, Richard L.

Illustrations by Vezo, Tom