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results 21-40 of 661 item(s)  page 2 of 34 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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Sloping face of Masonry Dam under construction, showing forms and equipment for concrete work, August
21. Sloping face of Masonry Dam under construction, showing forms and equipment for concrete work, August 7, 1914
Partially completed dam with temporary forms for sluiceways on the left, February 16, 1925
22. Partially completed dam with temporary forms for sluiceways on the left, February 16, 1925
Bird's-eye view of the junction of Ruby Creek with Skagit River, near proposed site of Ruby Dam (now
23. Bird's-eye view of the junction of Ruby Creek with Skagit River, near proposed site of Ruby Dam (now known as Ross Dam), June 29, 1919
Columbia River in the vicinity of Inspiration Point before Grand Coulee Dam completion, April 23, 1938
24. Columbia River in the vicinity of Inspiration Point before Grand Coulee Dam completion, April 23, 1938

Tent covering the core site at Mud Mountain Dam, May 1941
25. Tent covering the core site at Mud Mountain Dam, May 1941
Skagit Dam construction site, ca. 1921
26. Skagit Dam construction site, ca. 1921
Workers removing rocks and debris from construction site , Masonry Dam, October 17, 1912
27. 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
28. Workers with small railcar hoppers for moving rocks and debris, with cofferdam discharge pipe structure to left, Masonry Dam, April 16, 1912

Interior of tunnel, Masonry Dam, October 18, 1914
29. Interior of tunnel, Masonry Dam, October 18, 1914
Gravel train fitted with snow plow at construction site, Masonry Dam, January 13, 1913
30. Gravel train fitted with snow plow at construction site, Masonry Dam, January 13, 1913
Construction area beside cofferdam discharge pipe structure, Masonry Dam, October 17, 1912
31. Construction area beside cofferdam discharge pipe structure, Masonry Dam, October 17, 1912
Cofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912
32. Cofferdam discharge pipeline under construction at site of Masonry Dam, March 26, 1912

Panoramic view of Camp 2 and construction support buildings at Masonry Dam, October 26, 1913
33. Panoramic view of Camp 2 and construction support buildings at Masonry Dam, October 26, 1913
Masonry Dam under construction, January 19, 1914
34. Masonry Dam under construction, January 19, 1914
Sloped face of Masonry Dam under construction as seen from above, June 3, 1914
35. Sloped face of Masonry Dam under construction as seen from above, June 3, 1914
Trail at site above future Ross Dam looking down on Ruby Creek, June 28, 1919
36. Trail at site above future Ross Dam looking down on Ruby Creek, June 28, 1919

An area of the Skagit River called Rip Raps, site of the Ross Dam, June 28, 1919
37. An area of the Skagit River called Rip Raps, site of the Ross Dam, June 28, 1919
Masonry Dam under construction, October 16, 1913
38. Masonry Dam under construction, October 16, 1913
Spillgates of Gorge High Dam as seen from the intake, July 1989
39. Spillgates of Gorge High Dam as seen from the intake, July 1989
Gorge High Dam, showing unusually high water in Gorge Lake, July 1989
40. Gorge High Dam, showing unusually high water in Gorge Lake, July 1989
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