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Creator
- United States. War Department 35
- Powell, Charles Francis, 1843-1907 3
- Gillespie, G. L. 2
- Michler, N. (Nathaniel), 1827-1881 2
- Wilson, John M. (John Moulder), 1837-1919 2
Topic
- Northwest, Pacific 35
- River engineering 35
- United States. Congress--Records and correspondence 34
- Harbors 19
- Bodies of water 14
- River surveys 14
- Rivers 14
- River channels 12
- Canals 10
- Rapids 8
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Region
- Washington >> United States 35
- Columbia River >> Douglas County >> Washington >> United States 22
- Oregon >> United States 20
- Snake River >> Franklin County >> Washington >> United States 15
- Willamette River >> Multnomah County >> Oregon >> United States 15
- Coos Bay >> Coos County >> Oregon >> United States 5
- Chehalis River >> Grays Harbor County >> Washington >> United States 2
- Cowlitz River >> Cowlitz County >> Washington >> United States 2
- Nehalem River >> Tillamook County >> Oregon >> United States 2
- California >> United States 1
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License
- Creative Commons: Public Domain Mark 1.0 35
Type
- Text 34
- Collection 1
Collection
- Western Waters Digital Library 35