Black and white image of businessmen and engineers affiliated with Hoover Dam. From left to right: W. A. Bechtel, First Vice President, Six Companies, Inc.; Walker R. Young, Construction Engineer, Bureau of Reclamation; Elwood Mead, Commissioner, Bureau of Reclamation, F. T. Crowe, General Superintendent, Six Companies, Inc.; R. F. Walter, Chief Engineer, Bureau of Reclamation. Note: Boulder Dam was officially renamed Hoover Dam in 1947.

The black and white view of Howard Hughes' Lockheed 14 aircraft after performing its final landing on the Round the World flight at Floyd Bennett Airport, New York. Description printed on photograph's accompanying sheet of paper: "Police circle Lockheed-14 at Floyd Bennett Airport."

Bound volume of Las Vegas City Ordinances, November 13, 1950 to August 6, 1958

An overhead view of Boulder City, Nevada. From this angle of Boulder City, the Boulder Theater building can be seen (center), along with the Boulder Dam Hotel (right), and the Boulder Cafe and Union Bus Terminal building (right).