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results 1-20 of 153 item(s)  page 1 of 8 : ( <<  1  2  3  4  5  6  7  8  >> ) :: previous : next
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Cushman Dam construction site with cables, wood planks, and concrete pouring equipment, September 3,
1. Cushman Dam construction site with cables, wood planks, and concrete pouring equipment, September 3, 1925
Workers removing rocks and debris from construction site , Masonry Dam, October 17, 1912
2. Workers removing rocks and debris from construction site , Masonry Dam, October 17, 1912
Workers with small railcar hoppers for moving rocks and debris, with cofferdam discharge pipe structure
3. Workers with small railcar hoppers for moving rocks and debris, with cofferdam discharge pipe structure to left, Masonry Dam, April 16, 1912
Seattle City Light's first timber crib dam on the Cedar River, located approximately one-half mile below
4. Seattle City Light's first timber crib dam on the Cedar River, located approximately one-half mile below Cedar Lake (now known as Chester Morse Lake), ca. 1911

Interior of large pipe, Masonry Dam, October 18, 1914
5. Interior of large pipe, Masonry Dam, October 18, 1914
Interior of tunnel, Masonry Dam, October 18, 1914
6. Interior of tunnel, Masonry Dam, October 18, 1914
Electron Diversion Dam excavation at the Puyallup River, November 15, 1903
7. Electron Diversion Dam excavation at the Puyallup River, November 15, 1903
Looking west along the tailrace from the powerhouse site toward the Stuck River showing main construction
8. Looking west along the tailrace from the powerhouse site toward the Stuck River showing main construction camp on right, September 22, 1911

Snow covering construction site, Masonry Dam, January 9, 1913
9. Snow covering construction site, Masonry Dam, January 9, 1913
Gate construction at intake near diversion dam, August 31, 1911
10. Gate construction at intake near diversion dam, August 31, 1911
Scrapers grading the site for the dam at Dingle Basin, May 31, 1910
11. Scrapers grading the site for the dam at Dingle Basin, May 31, 1910
Panoramic view of Camp 2 and construction support buildings at Masonry Dam, October 26, 1913
12. Panoramic view of Camp 2 and construction support buildings at Masonry Dam, October 26, 1913

Masonry Dam under construction, January 19, 1914
13. Masonry Dam under construction, January 19, 1914
Sloped face of Masonry Dam under construction as seen from above, June 3, 1914
14. Sloped face of Masonry Dam under construction as seen from above, June 3, 1914
Men working at entrance to concrete tunnel at Masonry Dam, April 22, 1913
15. Men working at entrance to concrete tunnel at Masonry Dam, April 22, 1913
Drawing of Skagit River Power Project plan, ca. 1930
16. Drawing of Skagit River Power Project plan, ca. 1930

Camp at an early Gorge Dam exploration site, ca. 1919
17. Camp at an early Gorge Dam exploration site, ca. 1919
Gate house under construction at Masonry Dam, January 19, 1914
18. Gate house under construction at Masonry Dam, January 19, 1914
Masonry Dam under construction, October 16, 1913
19. Masonry Dam under construction, October 16, 1913
Inspection gallery form for Ruby Dam, June 27, 1939
20. Inspection gallery form for Ruby Dam, June 27, 1939
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