National Museum of Nuclear Science & History
Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Welch worked at the 200 West Area at Hanford during the Manhattan Project.
Valente worked in the 100-D Area at Hanford during the Manhattan Project.
John A. Wilson served as a captain in the 393rd Bombardment Squadron. He was the aircraft commander on the B-29 Jabit III on the Hiroshima mission.