Men working inside of the HK-1, Hughes Flying Boat on Terminal Island in the Los Angeles Harbor. Transcribed from note on back of photo: "Inside the Boat: Shown in a view looking toward the tail of the Hughes Flying Boat, the man is dwarfed by the giant interior of the airplane."

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."

Black and white image of the first eighth grade class of Boulder City Elementary School, currently the home of City Hall, located at 401 California Avenue in Boulder City. The principal of the school, Miss Leila Tilley, is visible in the back of the classroom behind the students.

The view of Howard Hughes being escorted through a crowd of attendees at the World's Fair in New York. Description printed on photograph's accompanying sheet of paper: "Press Headquarters at field where Hughes ended flight. New York City-- The Press Headquarters set up under a huge tent at Floyd Bennett Field by the New York World's Fair for the use of newspapermen "covering" the landing of Howard Hughes and his crew after their record-smashing flight around the world. Part of the great throng that welcomed the gallant fliers mills around in front of the tent. Credit Line (ACME) 7/14/38 (SS)"