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Topic
- Chinook salmon 15
- Dams 15
- Rivers--Washington (State) 15
- Fishways 9
- Fish traps 1
Region
- Chelan County >> Washington >> United States 15
- Columbia River >> Clatsop County >> Oregon >> United States 15
- Columbia River >> Douglas County >> Washington >> United States 15
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Decade
- 1930-1939 15