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Creator
- United States. Army. Office of the Chief of Engineers 13
- Fisk, W. L. (Walter Leslie), 1855- 1
- Harts, W. W. (William Wright), 1866-1961 1
Topic
- River engineering 13
- United States--Appropriations and expenditures 13
- River surveys 7
- Bodies of water 3
- Canals--Design and construction--Costs 3
- Dams--Design and construction 3
- West (U.S.) 3
- Locks (Hydraulic engineering) 2
- Railroad construction & maintenance 2
- Railroad engineering 2
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Region
- Columbia River >> Clatsop County >> Oregon >> United States 13
- Snake River >> British Columbia >> Canada 13
- Lewiston >> Nez Perce County >> Idaho >> United States 6
- Priest Rapids >> Kittitas County >> Washington >> United States 6
- Willamette River >> Multnomah County >> Oregon >> United States 6
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 5
- Yamhill River >> Yamhill County >> Oregon >> United States 5
- Cowlitz River >> Cowlitz County >> Washington >> United States 4
- Nehalem Bay >> Tillamook County >> Oregon >> United States 4
- Portland >> Clackamas County >> Oregon >> United States 4
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Type
- Text 9
- Collection 4