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results 61-80 of 696 item(s)  page 4 of 35 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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Completed section of flume, November 16, 1903
61. Completed section of flume, November 16, 1903
Completed southern addition to powerhouse, February 26, 1925
62. Completed southern addition to powerhouse, February 26, 1925
Concrete culvert for flume being built under railroad trestle at Buckley, June 10, 1911
63. Concrete culvert for flume being built under railroad trestle at Buckley, June 10, 1911
Concrete mixer at diversion dam headworks, September 15, 1910
64. Concrete mixer at diversion dam headworks, September 15, 1910

Concrete pump, also known as a concrete gun, in penstock, Gorge Dam, January 12, 1924
65. Concrete pump, also known as a concrete gun, in penstock, Gorge Dam, January 12, 1924
Conduit in floor slab of Diablo Powerhouse, April 1936
66. Conduit in floor slab of Diablo Powerhouse, April 1936
Confluence of Cedar and Black Rivers showing dam used to change the rivers course, ca. 1899
67. Confluence of Cedar and Black Rivers showing dam used to change the rivers course, ca. 1899
Confluence of Cedar and Black Rivers, showing dam which will divert Cedar River toward Lake Washington,
68. Confluence of Cedar and Black Rivers, showing dam which will divert Cedar River toward Lake Washington, ca. 1899

Constructing a circular penstock forebay at the western end of the main tunnel, June 15, 1911
69. Constructing a circular penstock forebay at the western end of the main tunnel, June 15, 1911
Constructing embankment at Wickersham Basin, January 4, 1911
70. Constructing embankment at Wickersham Basin, January 4, 1911
Construction activities at Diablo Dam, March 1928
71. Construction activities at Diablo Dam, March 1928
Construction activities at Larner-Johnson flow control valve and scroll case in power generating unit
72. Construction activities at Larner-Johnson flow control valve and scroll case in power generating unit no. 1, Gorge Dam Powerhouse, August 10, 1923

Construction area beside cofferdam discharge pipe structure, Masonry Dam, October 17, 1912
73. Construction area beside cofferdam discharge pipe structure, Masonry Dam, October 17, 1912
Construction at powerhouse site, January 1, 1904
74. Construction at powerhouse site, January 1, 1904
Construction camp at lower reservoir, March 17, 1903
75. Construction camp at lower reservoir, March 17, 1903
Construction camp no. 1 near Buckley, February 16, 1911
76. Construction camp no. 1 near Buckley, February 16, 1911

Construction camp no. 1, June 7, 1903
77. Construction camp no. 1, June 7, 1903
Construction camp no. 2, June 6, 1903
78. Construction camp no. 2, June 6, 1903
Construction camp no. 3, ca. 1903
79. Construction camp no. 3, ca. 1903
Construction camp no. 3, March 16, 1903
80. Construction camp no. 3, March 16, 1903
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results 61-80 of 696 item(s)  page 4 of 35 : ( <<  1  2  3  4  5  6  7  8  9  10  >> ) :: previous : next
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