The black and white view of radio operators assisting Howard Hughes on his flight. Text printed on accompanying paper strip: "Keeping in touch with Hughes' flight. L to R: Standing -- Charles Perrine and Al Lodwick. Seated are radio operators Gordon Gregory and Gus Kovatz. 7/13/38 Press Association."

Howard Hughes (right) and Earl Martyn inside of the HK-1, Hughes Flying Boat, which was near completion on Terminal Island in the Los Angeles Harbor. The Hughes Flying Boat, also called the Spruce Goose, was the largest plane in the world.

A view of crowds and the press watching Howard Hughes and his crew land the Lockheed 14 aircraft in Chicago.

Main Street, Silver Peak, Nevada, 1938. There is an inscription on the back of the image: "In 1938, Silver Peak was Esmeralda County's largest and most prosperous town, boasting a population of over 1,000. The economy was supported chiefly by the nearby mines of the Nivloc and Mary Mine areas. The town's prosperity ended when the mines closed with the beginning of WWII." The section of town in the upper left corner of the photo, which included the post office, several stores and a theater was destroyed by fire in 1948. There is a date stamp: Christmas, 1986.

Description printed on back of photograph: "Close up of map and miniature plane attached showing Hughes' flight to date. 7/38"

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 back of photograph: "General view of welcoming ceremony. 7/14/1938"