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results 141-160 of 75975 item(s)  page 8 of 3799 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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Laying steel pipe in the trench south of Seattle, ca. 1899
141. Laying steel pipe in the trench south of Seattle, ca. 1899
Steel pipe laid in Dunlap Canyon, south of Seattle, November 9, 1899
142. Steel pipe laid in Dunlap Canyon, south of Seattle, November 9, 1899
Construction of trestle at Masonry Dam to support pipes, October 18, 1914
143. Construction of trestle at Masonry Dam to support pipes, October 18, 1914
Long section of steel pipe newly laid near Dunlap Canyon, south of Seattle, November 5, 1899
144. Long section of steel pipe newly laid near Dunlap Canyon, south of Seattle, November 5, 1899
Steel pipe laid in trench at Dunlap Canyon, south of Seattle, November 9, 1899
145. Steel pipe laid in trench at Dunlap Canyon, south of Seattle, November 9, 1899
Flume under construction, top view, May 6, 1911
146. Flume under construction, top view, May 6, 1911
Excavation for steel pipe in Dunlap Canyon near Renton, September 22, 1899
147. Excavation for steel pipe in Dunlap Canyon near Renton, September 22, 1899
Building dam across Black River as part of the process of shifiting the path of the Cedar River, ca.
148. Building dam across Black River as part of the process of shifiting the path of the Cedar River, ca. 1899
Trench for laying pipeline near Renton, ca. 1899
149. Trench for laying pipeline near Renton, ca. 1899
Incline railroad used for moving gravel, east of the dam site, October 7, 1924
150. Incline railroad used for moving gravel, east of the dam site, October 7, 1924
Workers at site of gravel washer above dam site on the east, July 24, 1924
151. Workers at site of gravel washer above dam site on the east, July 24, 1924
Southern face of dam, showing excavation for east abutment on the right side, September 12, 1925
152. Southern face of dam, showing excavation for east abutment on the right side, September 12, 1925
Dam site showing chutes for carrying concrete, October 1, 1924
153. Dam site showing chutes for carrying concrete, October 1, 1924
Workers on a cable incline, viewed from below, April 21, 1903
154. 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
155. Dam construction after Baker River was blocked off by upper cofferdam, August 28, 1924
Man standing in completed penstock tunnel between dam and powerhouse, October 22, 1925
156. Man standing in completed penstock tunnel between dam and powerhouse, October 22, 1925
Draft tube that will go under one of the powerhouse water wheels, pictured after delivery in town next
157. Draft tube that will go under one of the powerhouse water wheels, pictured after delivery in town next to the warehouse, February 7, 1925
Form for water wheel draft tube, after delivery to Concrete, March 20, 1925
158. Form for water wheel draft tube, after delivery to Concrete, March 20, 1925
Generating units 1 and 2 installed in the powerhouse, August 26, 1925
159. Generating units 1 and 2 installed in the powerhouse, August 26, 1925
Crane operating at dam site, July 24, 1924
160. Crane operating at dam site, July 24, 1924
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