Archival objects in this container: Grand Canyon and Colorado River, Arizona, approximately 1936-1939 Grand Canyon and Colorado River, Arizona, approximately 1936-1939 Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Waterfall flowing into the Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Waterfall flowing into the Colorado River in the Grand Canyon, Arizona, approximately 1935-1939 Colorado River, approximately 1935-1939 Colorado River, approximately 1935-1939 Boat on the Colorado River, approximately 1920 to 1930 Boat on the Colorado River, approximately 1920 to 1930 Colorado River, approximately 1935-1939 Marina at Hemenway Harbor, Lake Mead, approximately 1935-1939 Marina at Hemenway Harbor, Lake Mead, approximately 1935-1939 Fortification Hill and Lake Mead, approximately 1935-1950 Men standing along the shore of Lake Mead near the rock formation Temple Bar, approximately 1935-1950 Fortification Hill overlooking Hemenway Wash and Boulder Beach in Lake Mead, approximately 1935-1950 Fortification Hill overlooking Lake Mead, approximately 1935-1950 Man examining a capstan at Hemenway Harbor, Lake Mead, approximately 1935-1950 Hoover Dam's downstream face during construction, approximately 1933-1935 Water jetting out of valves on the Nevada side of the canyon wall outlet works, approximately 1936-1949 Hoover Dam outlet works, approximately 1933 to 1936 Hoover Dam's power house, approximately 1936-1939 Load More