National Museum of Nuclear Science & History
George Schaeffer was a staff worker at Los Alamos during the Manhattan Project.
Ruth A. Casler was a lab technician in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Stanley Simon served in the First Ordnance Squadron.
Frank J. Fortine served in the Special Engineering Detachment and Project Alberta, the group that transported the first atomic bombs to Tinian Island.