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Creator
- United States. War Department 16
- Powell, Charles Francis, 1843-1907 5
- Gillespie, G. L. 2
- Jones, William A. (William Albert), 1841-1914 1
- Michler, N. (Nathaniel), 1827-1881 1
- Wilson, John M. (John Moulder), 1837-1919 1
Contributor
- United States. Army. Corps of Engineers 16
Region
- Columbia River >> Douglas County >> Washington >> United States 16
- Oregon >> United States 16
- Washington >> United States 16
- Willamette River >> Multnomah County >> Oregon >> United States 16
- Snake River >> Franklin County >> Washington >> United States 15
- Coos Bay >> Coos County >> Oregon >> United States 9
- Clearwater River >> Nez Perce County >> Idaho >> United States 5
- Idaho >> United States 5
- California >> United States 4
- Cowlitz River >> Cowlitz County >> Washington >> United States 3
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