National Museum of Nuclear Science & History
C. Labuzan worked for the Roane-Anderson Company.
Jack L. Callan was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William Liukkonen served in the 603rd Air Engineering Squadron.
Celeste Hand was a switchboard operator at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.