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Creator
- Averill, Edgar F., 1881-1955 6
- Finley, William L. (William Lovell), 1876-1953 6
Topic
- Birds--Conservation 6
- Hawks 2
- Turkey vulture 2
- Wildlife refuges 2
- Birds--Extinction 1
- Eagles 1
- Geese 1
- National parks and reserves 1
- Pigeons 1
- Swans 1
Work Type
- manuscripts (documents) 6
- typescripts 6
Region
- Oregon >> United States 3
- Blitzen Valley >> Harney County >> Oregon >> United States 1
- California >> United States 1
- Jackson Hole >> Teton County >> Wyoming >> United States 1
- Los Padres National Forest >> Ventura County >> California >> United States 1
- Malheur National Wildlife Refuge >> Harney County >> Oregon >> United States 1
- Yellowstone National Park >> Park County >> Wyoming >> United States 1