National Museum of Nuclear Science & History
D. C. Hull worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert S. Coles was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Andrew Walker was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Lemmon was a Technical Sergeant who worked at Hanford during the Manhattan Project.
