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Creator
- Rosenthal, Abraham, 1870-1929 2
- Warren, George C., 1877- 1
Topic
- Highway engineering 2
- Northwest, Pacific 2
- Photography 2
- Scenic byways 2
- Tunnels 2
- Bridges 1
- Mountains 1
- Riparian areas 1
- Rivers 1
- Waterfalls 1
Region
- Columbia River >> Clatsop County >> Oregon >> United States 2
- Oneonta Gorge >> Multnomah County >> Oregon >> United States 2
- Eagle Creek >> Clackamas County >> Oregon >> United States 1
- Horsetail Falls >> Multnomah County >> Oregon >> United States 1
- Multnomah Falls >> Multnomah County >> Oregon >> United States 1
License
- Creative Commons: Public Domain Mark 1.0 2
Language
- English 2
Type
- Collection 1
- Text 1
Collection
- Western Waters Digital Library 2