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Topic
- Rivers--Oregon 14
- Dams 5
- Fishways 3
- Fish hatcheries 1
- Flumes 1
- Lakes 1
- Power-plants 1
Work Type
- gelatin silver prints 14
- negatives (photographs) 13
Region
- Clackamas County >> Oregon >> United States 14
- Clackamas River >> Clackamas County >> Oregon >> United States 13
- Willamette River >> Multnomah County >> Oregon >> United States 13
- River Mill Dam >> Clackamas County >> Oregon >> United States 3
- Cazadero Dam >> Clackamas County >> Oregon >> United States 1
- Columbia River >> Clatsop County >> Oregon >> United States 1
- Delph Creek >> Clackamas County >> Oregon >> United States 1
- Eagle Creek >> Clackamas County >> Oregon >> United States 1
- Lake Harriet >> Clackamas County >> Oregon >> United States 1
- Oak Grove Fork Clackamas River >> Clackamas County >> Oregon >> United States 1
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Format
- image/jpeg 14
Institution
- Oregon State University 14