National Museum of Nuclear Science & History
Allen worked at the 200 West Area at Hanford during the Manhattan Project.
H. E. Coppenbarger worked for the Edenfield Electric Company.
Waldo Houser worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.