Search for all of "Black Canyon", all of "Black Canyon ariz And Nev"

Grid | List | Tile

Object thumbnail
51. Construction on the Arizona spillway and the no. 4 penstock raise in Black Canyon
Object thumbnail
52. Aerial view of the Hoover Dam construction site in Black Canyon showing the upstream dam...
Object thumbnail
53. Upstream view of the completed Nevada spillway drainage flume and surrounding area in Black Canyon
Object thumbnail
54. Looking downstream from the Arizona side of Black Canyon, showing the reservoir level at the...
Object thumbnail
55. Crews and equipment in Black Canyon at dam site
Object thumbnail
56. Looking up Hoover Dam during construction of the diversion tunnels
Object thumbnail
57. Black Canyon during early stages of dam construction
Object thumbnail
58. Aerial view of Colorado River-Black Canyon
Object thumbnail
59. Construction crew at bottom of Boulder Canyon
Object thumbnail
60. Construction crews in Boulder Canyon
Object thumbnail
61. Concrete pouring forms on the Hoover Dam construction site seen from downstream
Object thumbnail
62. Portion of the gravel pits on the Arizona side of the Colorado River
Object thumbnail
63. Construction crews in Boulder Canyon.
Object thumbnail
64. One of the construction sites in Boulder Canyon.
Object thumbnail
65. Dragline loading gravel into railroad side dump cars
Object thumbnail
66. Aerial view of the Colorado River showing diversion of the river into diversion tunnels no....
Object thumbnail
67. Boulder Canyon.
Object thumbnail
68. Boulder Canyon.
Object thumbnail
69. Aerial view of Colorado River in Boulder Canyon.
Object thumbnail
70. Aerial view of Boulder Canyon.
Object thumbnail
71. Boulder Canyon
Object thumbnail
72. Bridge across Boulder Canyon at Hoover Dam site.
Object thumbnail
73. Construction on Hoover Dam
Object thumbnail
74. Visitors at Lookout Point
Object thumbnail
75. Hoover Dam -- downstream face
Object thumbnail
76. High scaling operations
Object thumbnail
77. Hoover Dam Construction -- blasting
Object thumbnail
78. Colorado River before Hoover Dam was built
Object thumbnail
79. Construction of Hoover Dam
Object thumbnail
80. Hoover Dam construction site, looking upstream
Object thumbnail
81. Aerial view of the future site of Hoover Dam
Object thumbnail
82. Hoover Dam construction site
Object thumbnail
83. Hoover Dam construction
Object thumbnail
84. Construction of Hoover Dam
Object thumbnail
85. Hoover Dam site, looking downstream
Object thumbnail
86. First concrete in Hoover Dam
Object thumbnail
87. Hoover Dam, looking upstream
Object thumbnail
88. Hoover Dam, looking downstream
Object thumbnail
89. Hoover Dam construction, looking upstream
Object thumbnail
90. Penstock tunnel, Hoover Dam
Object thumbnail
91. Low mix concrete plant
Object thumbnail
92. Hoover Dam construction, looking upstream
Object thumbnail
93. Hoover Dam construction, looking upstream
Object thumbnail
94. Hoover Dam construction, looking upstream
Object thumbnail
95. Hoover Dam construction, looking upstream
Object thumbnail
96. Hoover Dam construction, looking upstream
Object thumbnail
97. Hoover Dam construction, looking upstream
Object thumbnail
98. Hoover Dam construction, looking upstream
Object thumbnail
99. Hoover Dam construction, looking upstream
Object thumbnail
100. Power house construction
 

Subscribe to this Search