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Creator
- United States. Army. Corps of Engineers 7
- Oregon Touring Bureau 3
- Smith, Katherine Louise 3
- United States. Agricultural Stabilization and Conservation Service 3
- Ballou, William Hosea, 1857-1937 2
- EROS Data Center 2
- Geological Survey (U.S.) 2
- Gibson, Charles R. (Charles Robert), 1870-1931 2
- Kinney, M. J. H. 2
- United States. Forest Service 2
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Topic
- Rivers 77
- Northwest, Pacific 71
- Bodies of water 66
- Photography 53
- Riparian areas 28
- Mountains 23
- Aerial photographs 20
- Formations (Geology) 12
- Postcards 10
- Steamboats 8
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Region
- Columbia River >> Clatsop County >> Oregon >> United States 77
- Oregon >> United States 77
- Pillars of Hercules >> Multnomah County >> Oregon >> United States 6
- Memaloose Island (historical) >> Wasco County >> Oregon >> United States 4
- Willamette River >> Multnomah County >> Oregon >> United States 4
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 3
- Oneonta Gorge >> Multnomah County >> Oregon >> United States 2
- Washington >> United States 2
- Angels Rest >> Multnomah County >> Oregon >> United States 1
- Big Eddy (historical) >> Wasco County >> Oregon >> United States 1
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Type
- Image 62
- Text 10
- Collection 5
Format
- image/tiff 39
- image/jpeg 33
- application/xml 5