National Museum of Nuclear Science & History
Stanley Thomson was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Joseph Iorio served in the 1st Ordnance Squadron.
Okey B. Ellison was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Allman worked at the 100 B Area at Hanford during the Manhattan Project.