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Topic
- Dams 24
- Rivers--Oregon 20
- Power-plants 2
- Bridges 1
- Dams--Design and construction 1
- Dogs 1
- Fishways 1
- Formations (Geology) 1
- Mines and mineral resources 1
- Mountains--Oregon 1
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Work Type
- photographic postcards 24
- postcards 24
- photographic prints 7
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Region
- Marys River >> Benton County >> Oregon >> United States 7
- Oregon >> United States 3
- Umpqua River >> Douglas County >> Oregon >> United States 3
- Clackamas River >> Clackamas County >> Oregon >> United States 2
- Rogue River >> Curry County >> Oregon >> United States 2
- Bend >> Deschutes County >> Oregon >> United States 1
- Brownsville >> Linn County >> Oregon >> United States 1
- Cazadero (historical) >> Clackamas County >> Oregon >> United States 1
- Cazadero Dam >> Clackamas County >> Oregon >> United States 1
- Detroit Dam >> Marion County >> Oregon >> United States 1
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Format
- image/tiff 24