National Museum of Nuclear Science & History
A. F. Young served in the 509th Headquarters.
Bobby J. Chapman served as a captain in the 393rd Bombardment Squadron. He was the regularly assigned bombardier for the Big Stink, and he and his crew were later reassigned to Luke the Spook.
George C. Hollowwa was a member of the Army Air Corps and a weapons expert. During and after World War II, he was involved in the assembly and testing of atomic weapons.
Joseph Levinger was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.