National Museum of Nuclear Science & History
Paul Metro was a member of the 393rd Bomb Squadron in the 509th Composite Group stationed in Wendover, Utah and on Tinian Island in the Pacific.
James Roberts was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Gagen worked in the United States Engineer District Office.
Bucknum worked at the 200 East and 200 West Areas at Hanford during the Manhattan Project.