National Museum of Nuclear Science & History
Zen B. Portwood worked for the J.A. Jones Construction Company.
T. M. Robinson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Percy Phillips served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
H. A. Ramsey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
