National Museum of Nuclear Science & History
Henry “Hap” Arnold was a United States general. Arnold was born in Gladwyne, PA, in 1886. He attended the United States Military Academy, and was personally instructed by the Wright Brothers, becoming one of the first military pilots in United States history.
P. J. Underwood worked for the Fercleve Corporation.
John Smith was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
