Limit your search
Creator
- United States. Bonneville Power Administration 2
- United States. Department of the Interior 2
Topic
- Agriculture 2
- Northwest, Pacific 2
- Public utilities 2
- Water-power 2
- Dams 1
- Hydroelectric power plants 1
- Industrialization 1
- Irrigation 1
- Locks (Hydraulic engineering) 1
- Maps 1
- more ยป
Region
- Oregon >> United States 2
- Washington >> United States 2
- Bonneville Dam >> Multnomah County >> Oregon >> United States 1
- Columbia River >> Douglas County >> Washington >> United States 1
- Grand Coulee Dam >> Okanogan County >> Washington >> United States 1
Type
- Collection 1
- Text 1