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Creator
- United States. Army. Corps of Engineers 14
- United States. Agricultural Stabilization and Conservation Service 5
- WAC Corp. 4
- Prentiss, A. M. (Arthur M.) 3
- United States. Army Map Service 3
- United States. Commodity Stabilization Service 3
- EROS Data Center 2
- Geological Survey (U.S.) 2
- United States. Forest Service 2
- E.C. Kropp Co. 1
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Topic
- Northwest, Pacific 135
- Bodies of water 131
- Rivers 124
- Photography 92
- Riparian areas 61
- Aerial photographs 40
- Mountains 40
- Dams 22
- Formations (Geology) 22
- Postcards 14
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Region
- Oregon >> United States 104
- Columbia River >> Clatsop County >> Oregon >> United States 63
- Columbia River >> Douglas County >> Washington >> United States 61
- Washington >> United States 48
- Bonneville Dam >> Multnomah County >> Oregon >> United States 4
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 4
- Pillars of Hercules >> Multnomah County >> Oregon >> United States 4
- Cape Horn >> Skamania County >> Washington >> United States 3
- Castle Rock >> Malheur County >> Oregon >> United States 3
- Multnomah Falls >> Multnomah County >> Oregon >> United States 3
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Type
- Image 136
Format
- image/tiff 89
- image/jpeg 47
Collection
- Western Waters Digital Library 136
- Angelus Studio photographs, 1880s-1940s 37