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Creator
- United States. War Department 2
- Ballou, William Hosea, 1857-1937 1
- Gibson, Charles R. (Charles Robert), 1870-1931 1
- Kinney, M. J. H. 1
- Oregon Touring Bureau 1
- Pond, James B. (James Burton), 1889-1961 1
- Shaw, Emma 1
- Smith, Katherine Louise 1
- United States. Army. Office of the Chief of Engineers 1
- United States. Bonneville Power Administration 1
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Topic
- Northwest, Pacific 13
- Photography 10
- Rivers 9
- Bodies of water 4
- Nature 4
- River engineering 4
- Jetties 3
- Maps 3
- Scenic byways 3
- Transportation 3
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Region
- Oregon >> United States 990
- United States 973
- Josephine County >> Oregon >> United States 90
- Harney County >> Oregon >> United States 79
- Jackson County >> Oregon >> United States 73
- Malheur County >> Oregon >> United States 48
- Douglas County >> Oregon >> United States 43
- Wallowa County >> Oregon >> United States 40
- Baker County >> Oregon >> United States 39
- Klamath County >> Oregon >> United States 35
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Type
- Collection 990
Family
- Asteraceae 150
- Fabaceae 123
- Brassicaceae 60
- Liliaceae 59
- Poaceae 59
- Scrophulariaceae 59
- Apiaceae 48
- Polygonaceae 44
- Ranunculaceae 40
- Boraginaceae 34
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Genus
- Poa 4
- Erythronium 3
- Galium 3
- Leptodactylon 2
- Lewisia 2
- Ranunculus 2
- Salix 2
- Amsinckia 1
- Arnica 1
- Astragalus 1
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