Archival objects in this container: Expelled water creating a rainbow mist over the Colorado River on the downstream side of Hoover Dam in Black Canyon, approximately 1935-1939 Hoover Dam and part of Lake Mead in Black Canyon, approximately 1935-1939 Electric transmission towers in Black Canyon angled over the downstream side of Hoover Dam, approximately 1935-1939 Downstream face of Hoover Dam, including the powerhouse and one of the diversion tunnel portals, approximately 1935-1939 Downstream face of Hoover Dam in Black Canyon showing the power plant, outlet works, and diversion tunnel portals, approximately 1935-1939 Automobiles on the road in front of the "Winged Figures of the Republic" statues at Hoover Dam, approximately 1935-1939 Hoover Dam and Black Canyon, approximately 1935-1939 Men in one of the visitor's tunnels at Hoover Dam, approximately 1935-1939 Downstream face of Hoover Dam in Black Canyon, showing diversion tunnel portals, approximately 1935-1939 Hydroelectric generators inside the powerhouse at Hoover Dam, approximately 1935-1939 Downstream face of Hoover Dam in Black Canyon, showing the power plant, outlet works, and diversion tunnel portals, approximately 1935-1939 Downstream face of Hoover Dam at dusk, including the power plant and electric transmission towers, approximately 1935-1939 Hoover Dam spillways, upstream face, intake towers, and electric transmission towers, approximately 1935-1939 Hydroelectric generators inside the powerhouse at Hoover Dam, approximately 1935-1939 People looking at one of the Hoover Dam spillways, approximately 1935-1939 People looking at water flowing over one of the Hoover Dam spillways, approximately 1935-1939 Water flowing over one of the Hoover Dam spillways, approximately 1935-1939 Water flowing over one of the Hoover Dam spillways, approximately 1935-1939 Hoover Dam outside of Boulder City, Nevada, approximately 1936-1940 Lookout to view the Hoover Dam outside of Boulder City, Nevada, approximately 1936-1940 Hoover Dam outside of Boulder City, Nevada, approximately 1936-1940 Hoover Dam outside of Boulder City, Nevada, approximately 1936-1940 Crest of the Hoover Dam with parked cars on it, approximately 1936-1940 "Winged Figures of the Republic" statues at the Hoover Dam, approximately 1936-1940 Hoover Dam, approximately 1936-1940 Load More