National Museum of Nuclear Science & History
R. H. Ball worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harper Welton was a staff worker at Los Alamos during the Manhattan Project.
W. J. Strickland worked for the Poe Piping & Heating Company.
Ercole E. Motta was a research assistant at the University of Chicago Met Lab. He studied ways to determine the boron content of uranium oxide.