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Creator
- Powell, Charles Francis, 1843-1907 5
- United States. War Department 5
- Jones, William A. (William Albert), 1841-1914 1
Region
- Columbia River >> Douglas County >> Washington >> United States 5
- Oregon >> United States 5
- Snake River >> Franklin County >> Washington >> United States 5
- Washington >> United States 5
- Willamette River >> Multnomah County >> Oregon >> United States 5
- Coos Bay >> Coos County >> Oregon >> United States 4
- Clearwater River >> Nez Perce County >> Idaho >> United States 1
- Coquille River >> Coos County >> Oregon >> United States 1
- Cowlitz River >> Cowlitz County >> Washington >> United States 1
- Idaho >> United States 1
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Institution
- University of Oregon 5