Limit your search
Topic
- Oregon, Eastern 53
- Irrigation canals and flumes 27
- Umatilla River (Or.) 19
- Waterfalls 14
- Columbia River 13
- Rapids 12
- Industrial chimneys 7
- State hospitals 7
- Dams--Design and construction 6
- Dams 5
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Region
- Pendleton >> Umatilla County >> Oregon >> United States 23
- The Dalles >> Wasco County >> Oregon >> United States 13
- Umatilla >> Umatilla County >> Oregon >> United States 7
- Cold Springs Dam >> Umatilla County >> Oregon >> United States 6
- Eastern Oregon >> Grant County >> Oregon >> United States 3
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 1
Format
- image/tiff 53
