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results 161-180 of 99024 item(s)  page 9 of 4952 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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Steam shovel excavating powerhouse foundation, February 2, 1911
161. Steam shovel excavating powerhouse foundation, February 2, 1911
Diablo Powerhouse interior showing the upper oil room with Sharples oil centrifuge, July 1989
162. Diablo Powerhouse interior showing the upper oil room with Sharples oil centrifuge, July 1989
Men at entrance to concrete tunnel at Masonry Dam, April 7, 1913
163. Men at entrance to concrete tunnel at Masonry Dam, April 7, 1913
North facade of Newhalem powerhouse with tailrace on the right, July 1987
164. North facade of Newhalem powerhouse with tailrace on the right, July 1987
Detail of taintor gates from upstream on north end of Diablo Dam, July 1989
165. Detail of taintor gates from upstream on north end of Diablo Dam, July 1989
Butterfly valve as seen from inside the scroll case in Ross Powerhouse, July 1987
166. Butterfly valve as seen from inside the scroll case in Ross Powerhouse, July 1987
Diablo Dam incline railway powerhouse, at top of incline on Sourdough Mountain, July 1989
167. Diablo Dam incline railway powerhouse, at top of incline on Sourdough Mountain, July 1989
Tourist room in a construction camp bunkhouse, Newhalem, 19
168. Tourist room in a construction camp bunkhouse, Newhalem, 19
Diablo Incline Railway, with waiting room in foreground, July 1989
169. Diablo Incline Railway, with waiting room in foreground, July 1989
Butterfly valve control, manufactured by the Pelton Water Wheel Company in 1931, Diablo Powerhouse, July
170. Butterfly valve control, manufactured by the Pelton Water Wheel Company in 1931, Diablo Powerhouse, July 1989
Laying cement in the switchyard, where the transformers will be located, for the Diablo Powerhouse, May
171. Laying cement in the switchyard, where the transformers will be located, for the Diablo Powerhouse, May 1935
Visitors' lobby of the Diablo Powerhouse, July 1989
172. Visitors' lobby of the Diablo Powerhouse, July 1989
Men working on pile drivers, May 30, 1903
173. Men working on pile drivers, May 30, 1903
Transmission line poles east of Sumner, August 10, 1903
174. Transmission line poles east of Sumner, August 10, 1903
Conduit in floor slab of Diablo Powerhouse, April 1936
175. Conduit in floor slab of Diablo Powerhouse, April 1936
Diablo Powerhouse interior with generator scroll cases in place, Skagit River, October 28,1935
176. Diablo Powerhouse interior with generator scroll cases in place, Skagit River, October 28,1935
Turbine before installation in the powerhouse, Cedar River, ca. 1900
177. Turbine before installation in the powerhouse, Cedar River, ca. 1900
Pipeline in Dunlap Canyon being tested, March 9, 1900
178. Pipeline in Dunlap Canyon being tested, March 9, 1900
Inside view of a section of wooden stave pipe during testing, March 8, 1900
179. Inside view of a section of wooden stave pipe during testing, March 8, 1900
Man applying molten lead to main water pipeline joints near Queen Anne standpipe, September 8, 1899
180. Man applying molten lead to main water pipeline joints near Queen Anne standpipe, September 8, 1899
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results 161-180 of 99024 item(s)  page 9 of 4952 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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