National Museum of Nuclear Science & History
Frances T. Janis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Daniel J. Howley served in the 1st Ordnance Squadron.
Richard Nuckolls was a staff worker at Los Alamos during the Manhattan Project.
Harry D. Smith served in the 393rd Bombardment Squadron.
