National Museum of Nuclear Science & History
Leo Safranski was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Lennie Morrison served in the 1395th Military Police Company, Aviation.
Hoyt Nelson worked for Clinton Laboratories at the X-10 Reactor.
Stanley L. Kieltyka served in the 393rd Bombardment Squadron.
Olga (Giacchetti) Fineman was a technical assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.