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Creator
- United States. War Department 1
Topic
- Bodies of water 1
- Harbors 1
- Northwest, Pacific 1
- River engineering 1
- River surveys 1
- Rivers 1
- United States. Congress--Records and correspondence 1
Region
- Chehalis River >> Grays Harbor County >> Washington >> United States 1
- Columbia River >> Douglas County >> Washington >> United States 1
- Coos Bay >> Coos County >> Oregon >> United States 1
- Oregon >> United States 1
- Snake River >> Franklin County >> Washington >> United States 1
- Washington >> United States 1
- Willamette River >> Multnomah County >> Oregon >> United States 1