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Creator
- United States. Army. Corps of Engineers. North Pacific Division 1
Topic
- Agriculture 1
- Bodies of water 1
- Conservation of natural resources 1
- Environmental impact analysis 1
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- Flood control 1
- Hydraulic engineering 1
- Hydroelectric power plants 1
- Hydrothermal electric power systems 1
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Region
- Columbia River >> Douglas County >> Washington >> United States 1
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- Snake River >> Franklin County >> Washington >> United States 1
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- Willamette River >> Multnomah County >> Oregon >> United States 1
- Yakima River >> Benton County >> Washington >> United States 1
Collection
- Western Waters Digital Library 1