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results 281-300 of 100404 item(s)  page 15 of 5021 : ( <<  11  12  13  14  15  16  17  18  19  20  >> ) :: previous : next
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Bridge under construction over Cedar River at Masonry Dam, June 3, 1914
281. Bridge under construction over Cedar River at Masonry Dam, June 3, 1914
Powerhouse and penstock under construction, January 2, 1904
282. Powerhouse and penstock under construction, January 2, 1904
Dam construction on the Snoqualmie River, ca. 1898
283. Dam construction on the Snoqualmie River, ca. 1898
Powerhouse excavation, March 1, 1911
284. Powerhouse excavation, March 1, 1911

Penstock site viewed from below powerhouse, January 2, 1904
285. Penstock site viewed from below powerhouse, January 2, 1904
Excavation of the underground chamber for construction of the powerhouse, ca. 1899
286. Excavation of the underground chamber for construction of the powerhouse, ca. 1899
Hydroelectric power plant on the Snoqualmie River above the falls with Mount Si in the background, 1908
287. Hydroelectric power plant on the Snoqualmie River above the falls with Mount Si in the background, 1908
Flume construction in Puyallup River canyon, December 31, 1903
288. Flume construction in Puyallup River canyon, December 31, 1903

Hydroelectric plant intake, office, transformer house, and workers' cottages, on the Snoqualmie River
289. Hydroelectric plant intake, office, transformer house, and workers' cottages, on the Snoqualmie River above the falls, 1912
Great Northern Railroad excursion train at Newhalem, June 7, 1924
290. Great Northern Railroad excursion train at Newhalem, June 7, 1924
Engineer corps working at flume line site, April 23, 1903
291. Engineer corps working at flume line site, April 23, 1903
Masonry Dam under construction, May 17, 1913
292. Masonry Dam under construction, May 17, 1913

Diablo Dam Powerhouse under construction, April 30, 1931
293. Diablo Dam Powerhouse under construction, April 30, 1931
Large pipes used in construction of Diablo Dam Powerhouse, April 2, 1931
294. Large pipes used in construction of Diablo Dam Powerhouse, April 2, 1931
Panoramic view of powerhouse and Puyallup River, April 17, 2004
295. Panoramic view of powerhouse and Puyallup River, April 17, 2004
Construction on cable incline near county road, April 21, 1903
296. Construction on cable incline near county road, April 21, 1903

Bird's-eye view of Ruby Inn and Skagit River, near proposed site of Ruby Dam, June 18, 1919
297. Bird's-eye view of Ruby Inn and Skagit River, near proposed site of Ruby Dam, June 18, 1919
Men working on a big cut for the railway spur at the powerhouse site, May 30, 1903
298. Men working on a big cut for the railway spur at the powerhouse site, May 30, 1903
Seattle City Light substation at Diablo Dam, March 28, 1928
299. Seattle City Light substation at Diablo Dam, March 28, 1928
Sand and gravel storage bins under construction, Diablo Dam, March 16, 1928
300. Sand and gravel storage bins under construction, Diablo Dam, March 16, 1928
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