Illustration of Boulder City, in which many houses and neighborhoods can be seen. The caption reads: "Boulder City, Nevada. A model city built to house the workmen engaged on the Boulder Dam [later known as the Hoover Dam] Project."

Black and white image of school children in front of the Boulder City Elementary School, now the home of City Hall, located at 401 California Avenue in Boulder City. Four hundred of the 550 enrolled pupils are seen in front of the school.

The black and white view Mayor Laguardia and Grover Whelen watched Howard Hughes land in his Lockheed 14 aircraft at Floyd Bennett Field, New York. Typed onto a piece of paper attached to the image: "Mayor Laguardia (left) and Grover Whelen looking skyward as they see the approaching Howard Hughes and his globe girdlers complete A Round The World flight, 7-24-38. (Press Association)."

Transcribed from attached press release: "HUGHES ROCK BIT TEST In a block-long laboratory at Houston, Texas, the Hughes Tool Company can simulate oil drilling conditions anywhere in the world. Here a Hughes bit is tested on a hard formation. Howard Hughes' father invented the rock bit in 1908 and the resulting business became the cornerstone on which Howard Hughes built his fabulous industrial empire in motion pictures, air transportation, aeronautical research and design, aircraft manufacture, electronics, armament and brewing."

Description given with photo: "Flying Boat Put To Test - San Pedro, Calif. : Howard Hughes pilots his much-publicized flying boat on the first of a series of taxi runs in Los Angeles harbor on November 2nd. Shortly afterward, the millionaire plane builder took the giant ship up on a surprise half-mile flight. Credit Line (ACME) 11/04/47."

A view of Howard Hughes conducting a test run of his Flying Boat in San Pedro, California.