National Museum of Nuclear Science & History
Acie Singleton was a laborator helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Sergeant William Barney was a Radar Operator assigned to the Bockscar’s original crew. He was a member of the 393rd Bombardment Squadron, a segment of the 509th Composite Group.
Bruno Yurgaites was a janitor at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
