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Creator
- United States. War Department 101
Topic
- Northwest, Pacific 101
- River engineering 101
- United States. Congress--Records and correspondence 100
- Harbors 13
- Rapids 13
- Jetties 6
- Riparian areas 5
- Canals 4
- Transportation 3
- Exports 1
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Region
- Columbia River >> Douglas County >> Washington >> United States 49
- Willamette River >> Multnomah County >> Oregon >> United States 42
- Oregon >> United States 23
- Washington >> United States 21
- Snake River >> Franklin County >> Washington >> United States 7
- Cathlamet Bay >> Clatsop County >> Oregon >> United States 5
- Chehalis River >> Grays Harbor County >> Washington >> United States 2
- Cowlitz River >> Cowlitz County >> Washington >> United States 2
Type
- Text 100
- Collection 1
Format
- image/jpeg 100
- application/xml 1
Decade
- 1890-1899 101