National Museum of Nuclear Science & History
Acie Singleton was a laborator helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Allen A. Birkenkamp served in the 1st Ordnance Squadron.
Niles worked for Stone and Webster Engineering Corporation.
Leon J. Vrana served in the 320th Troop Carrier Squadron.
Josephine Winch was a research assistant in the chemistry division at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.