National Museum of Nuclear Science & History
Bryan Boyd worked for the J.A. Jones Construction Company.
Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Albert Tannenbaum was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Thomas H. Brumagin served as a 2nd lieutenant in the 393rd Bombardment Squadron.