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Topic
- Rivers--Oregon 32
- Cities and towns 5
- Waterfalls 5
- Bridges 4
- Dams 3
- Formations (Geology) 3
- Bridges--Design and construction 2
- Forests and forestry 2
- Paddle steamers 2
- Agriculture 1
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Region
- Columbia River >> Clatsop County >> Oregon >> United States 5
- Willamette River >> Multnomah County >> Oregon >> United States 5
- Oregon City >> Clackamas County >> Oregon >> United States 3
- Silver Falls State Park >> Marion County >> Oregon >> United States 3
- Brownsville >> Linn County >> Oregon >> United States 2
- Calapooia River >> Linn County >> Oregon >> United States 2
- Crooked River >> Jefferson County >> Oregon >> United States 2
- Marys River >> Benton County >> Oregon >> United States 2
- Portland >> Washington County >> Oregon >> United States 2
- Albany >> Linn County >> Oregon >> United States 1
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Format
- image/tiff 32
Decade
- 1900-1909 32
