Workers at Boulder Dam site in 1934. They are
Workers at Boulder Dam site in 1934. They are high scalers drilling on canyon walls above the Colorado River. (BSLOC_2013_7_80)
Picture No
11000026
Media ID
45256414
Size
3000px x 2116px
(1.5MB)
Credit
Everett Collection / Mary Evans
Source
Everett Collection
