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results 201-220 of 100328 item(s)  page 11 of 5017 : ( <<  11  12  13  14  15  16  17  18  19  20  >> ) :: previous : next
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Construction of the Queen Anne standpipe, Seattle, September 13, 1899
201. Construction of the Queen Anne standpipe, Seattle, September 13, 1899
Lake of the Wilderness, now known as Lake Wilderness in Maple Valley, ca. 1899
202. Lake of the Wilderness, now known as Lake Wilderness in Maple Valley, ca. 1899
Powerhouse interior showing generating unit installation, February 19, 1912
203. Powerhouse interior showing generating unit installation, February 19, 1912
Incline railroad used for moving gravel, east of the dam site, October 7, 1924
204. Incline railroad used for moving gravel, east of the dam site, October 7, 1924
Remaining portion of partially destroyed cofferdam after a flood, November 19, 1924
205. Remaining portion of partially destroyed cofferdam after a flood, November 19, 1924
Looking down main pressure tunnel from tunnel entrance, November 3, 1924
206. Looking down main pressure tunnel from tunnel entrance, November 3, 1924
Workers on a cable incline, viewed from below, April 21, 1903
207. Workers on a cable incline, viewed from below, April 21, 1903
Dam construction after Baker River was blocked off by upper cofferdam, August 28, 1924
208. Dam construction after Baker River was blocked off by upper cofferdam, August 28, 1924
Forms for the creation of the main tunnel, in the center of the tunnel system, May 7, 1925
209. Forms for the creation of the main tunnel, in the center of the tunnel system, May 7, 1925
Workers on powerhouse roof laying rebar, August 3, 1925
210. Workers on powerhouse roof laying rebar, August 3, 1925
Excavation for powerhouse foundation, March 6, 1925
211. Excavation for powerhouse foundation, March 6, 1925
Crane operating at dam site, July 24, 1924
212. Crane operating at dam site, July 24, 1924
Marion steam shovel filling dump car with dirt at tunnel excavation, February 8, 1911
213. Marion steam shovel filling dump car with dirt at tunnel excavation, February 8, 1911
Crane in operation, looking south from dam site, August 28, 1924
214. Crane in operation, looking south from dam site, August 28, 1924
Bridge and entrance to tunnel at the dam site, May 29, 1924
215. Bridge and entrance to tunnel at the dam site, May 29, 1924
Reinforcing mat and rock formation that will be below the no. 1 generating unit in the powerhouse, May
216. Reinforcing mat and rock formation that will be below the no. 1 generating unit in the powerhouse, May 8, 1925
North side of dam during construction, June 20, 1925
217. North side of dam during construction, June 20, 1925
Masonry Dam under construction, June 13, 1913
218. Masonry Dam under construction, June 13, 1913
North side of dam with gate guides in place, September 12, 1925
219. North side of dam with gate guides in place, September 12, 1925
Powerhouse foundation, showing draft tubes for generating units, May 12, 1925
220. Powerhouse foundation, showing draft tubes for generating units, May 12, 1925
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results 201-220 of 100328 item(s)  page 11 of 5017 : ( <<  11  12  13  14  15  16  17  18  19  20  >> ) :: previous : next
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