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Subject
Spillways (18)
Dams (17)
Rivers -- Washington (8)
Fishways (4)
Lewiston Dam (Idaho) (4)
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Creator
Nielson, Reed S. (1)
Witter, Alfred S. (1)

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 Image: Image Title: Subject: Description/Notes:
1. Central spill taken from middle fishway Central spill taken from middle fishway Dams; Rivers -- Washington; Spillways; Fishways Rock Island Dam
2. Spillway into Mark's Slough Spillway into Mark's Slough Streams -- Oregon; Spillways Spillway near Lebanon, Oregon, into Mark's Slough from the Albany Power Ditch just before it passes through the Crown-Willamette Paper Company property The water flushes out Mark's Slough, which receives...
3. Spillway and dam on Clearwater River Spillway and dam on Clearwater River Lewiston Dam (Idaho); Dams; Spillways Lewiston Dam on the Clearwater River near Lewiston, Idaho
4. Spillway and dam Spillway and dam Lewiston Dam (Idaho); Dams; Spillways Spillway and dam on Clearwater River near Lewiston, Idaho
5. Lewiston Dam Lewiston Dam Lewiston Dam (Idaho); Dams; Spillways; Washington Water Power Company Clearwater River Washington Water Power Company dam and spillway
6. Lewiston Dam ladder and spillway Lewiston Dam ladder and spillway Lewiston Dam (Idaho); Dams; Fish ladders; Spillways; Washington Water Power Company Washington Water Power dam on the Clearwater River in Idaho
7. Rock Island Dam Rock Island Dam Dams; Rivers -- Washington; Spillways; Fishways; Fish traps Rock Island dam showing the central spillway, west trap and fishway
8. Rock Island Dam Rock Island Dam Dams; Rivers -- Washington; Spillways; Fishways; Fish traps Rock Island dam showing central spillway and west trap and fishway
9. Rock Island dam central spillway Rock Island dam central spillway Dams; Rivers -- Washington; Spillways
10. Rock Island dam spill and fish ladder Rock Island dam spill and fish ladder Dams; Rivers -- Washington; Spillways; Fish ladders Rock Island dam and central spillway and fish ladder
11. Survey of the Columbia River and its tributaries : Part 5 Survey of the Columbia River and its tributaries : Part 5 Salmon fisheries -- Columbia River This report deals with the streams in Area IV Area IV includes all tributaries entering the Columbia River from the south and east in the 120 miles from the Deschutes River up to but not including the...
12. Central spillway at the Rock Island Dam Central spillway at the Rock Island Dam Dams; Rivers -- Washington; Spillways
13. Central spill and left fishway Central spill and left fishway Dams; Rivers -- Washington; Fishways; Spillways Central spill and left fishway taken from middle fishway at Rock Island Dam
14. Rotating screens and spillway Rotating screens and spillway Spillways; Fish screens; Dams; Rivers -- Oregon Rotating screens and spillway in dam at outlet of Suttle Lake on Lake Creek, a tributary of the Metolius River
15. Rosa Dam Rosa Dam Spillways; Dams; Rivers -- Washington Rotary gates and spillway at Rosa Dam
16. Rosa Dam spillway Rosa Dam spillway Spillways; Dams Spillway shown from beneath drum gate
17. Oak Grove Fork Oak Grove Fork Streams -- Oregon; Dams; Spillways Dam on the Oak Grove Fork of the Clackamas River Oregon;1938-06-28
18. Spillway and fishway Spillway and fishway Streams -- Oregon; Fish ladders; Spillways; Dams Spillway and fishway with government locks in the background on the Yamhill River near Lafayette, Oregon; 1940-09-26 From Album 1 page 41
19. Logpond spillway Logpond spillway Streams -- Oregon; Dams; Spillways Outlet from log pond near Dollar, Oregon, on Calapooia River; 1941-10-02 Photograph from Album 1 page 46
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