National Museum of Nuclear Science & History
H. H. Maples worked for the Roane-Anderson Company.
Douglas Meigs was a civilian chemical engineer working for H. K. Ferguson, the company that built and operated the S-50 Thermal Diffusion facility at Oak Ridge.
Jake Seligman was a staff worker at Los Alamos during the Manhattan Project.
J. M. Piper worked for the Tennessee Eastman Corporation at the Y-12 Plant.