19 Sep 1933, Boulder, Colorado, USA — Original caption: At Boulder Dam. Mayor Frank L. Shaw of Los Angeles and a party of newspapermen returned recently from a three day inspection tour of Boulder Dam and construction camps along the route of the city’s $22,800,000 electric transmission line. The line will extend from Los Angeles to the Boulder Dam power plant on the Colorado River. This photo shows a close up view of the dam construction. — Image by © Bettmann/CORBIS