National Museum of Nuclear Science & History
J. C. Blackwood worked for the Fercleve Corporation.
Thomas Guilfoyle was a member of the Military Police at the University of Chicago's Metallurgical Lab from 1943 to 1945.
Krank Suazo was a staff worker at Los Alamos during the Manhattan Project.
Robert S. Coles was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.