National Museum of Nuclear Science & History
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
Walter J. Slussar served in the First Ordnance Squadron.
Aaron Novick was a physical chemist at various Manhattan Project sites, including the University of Chicago, Hanford, Washington, and Los Alamos, New Mexico.
R. J. Schrader worked for the Tennessee Eastman Corporation at the Y-12 Plant.