National Museum of Nuclear Science & History
Zen B. Portwood worked for the J.A. Jones Construction Company.
Loren L. Cunningham served in the 393rd Bombardment Squadron.
Lucien Nerman was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Arvid T. Nesseth served in the 1027th Air Material Squadron.
