Birds of Oregon : Status and Distribution
Gilligan, Jeff; Smith, Mark; Rogers, Dennis
Birds of the Portland Area, Oregon
Jewett, Stanley G.; Ira N. Gabrielson
Oregon: End of the Trail
Edge of Awe: Experiences of the Malheur-Steens Country
Contreras, Alan L.
Illustrations by Ursula K. LeGuin
American Birding Association Field Guide to Birds of Oregon
Irons, Dave; Photography by Brian E. Small
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