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Topic
- Harbors 13
- Northwest, Pacific 13
- River engineering 13
- United States. Congress--Records and correspondence 13
- Riparian areas 5
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- Transportation 1
Region
- Washington >> United States 12
- Columbia River >> Douglas County >> Washington >> United States 2
- Willamette River >> Multnomah County >> Oregon >> United States 2
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Type
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Decade
- 1890-1899 13