National Museum of Nuclear Science & History
P. N. Smith worked for the H. K. Ferguson Company.
During WWII, Robert Goodell was a member of the Special Engineer Detachment (SED) and worked as the Technical Supervisor at the Y-12 Plant at Oak Ridge, TN.
Alexander worked at the 100 D Area at Hanford during the Manhattan Project.
Chellberg worked for Stone and Webster Engineering Corporation.