Nehls, Harry B. books & textbook
Familiar Birds of the Northwest Covering Birds Commonly Found in Oregon, Washington, Idaho, Northern California, and Western Canada
Portland Audubon Society /1981T Paperback / 192 Pages
isbn-10: 0931686040 / isbn-13: 9780931686047
Familiar birds of Northwest shores and waters, covering birds found west of the Cascade Mountains in northern California, Oregon, Washington, and in southwestern British Columbia
Porland Audubon Society /1975T Paperback / 96 Pages
Familiar Birds of the Northwest
Portland Audubon Society / Unknown Binding
