The Birder's Guide to Oregon
Evanich, Joseph E., Jr.
Illustrations of the Birds of California, Texas, Oregon, British and Russian America
Birds of the Pacific Northwest: A Photographic Guide
Aversa, Tom; Richard Cannings, Hal Opperman
Large-Scale Conservation Assessment for Neotropical Migratory Land Birds in the Interior Columbia Ri
Saab, Victoria A.
Must-See Birds of the Pacific Northwest: 85 Unforgettable Species and How to Find Them
Swanson, Sarah and Max Smith
Birds of The Pacific Northwest With Special Reference To Oregon
Gabrielson, Ira N.; Jewett, Stanley G.
Western Birds Backyard Guide: Bird Watchers Digest Backyard Guides
Bill Thompson III
Freeway Birding, San Francisco to Seattle
Fuller, Harry G.
Birds of Malheur National Wildlife Refuge, Oregon
Littlefield, Carroll D.
An Annotated Bibliography of Oregon Bird Literature Published Before 1935
Jobanek, George A.
Bird Songs of the Pacific States (CASS) [Cassette]
Sander, Thomas G.