National Museum of Nuclear Science & History
Ruska worked for Stone and Webster Engineering Corporation.
Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.
Theodore B. (“Ted”) Novey was a research assistant at the University of Chicago Met Lab and Oak Ridge.
Walter J. Slussar served in the First Ordnance Squadron.
Levin Murry worked for the United States Engineer District Office.