National Museum of Nuclear Science & History
James Roberts was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Charles Rupchock (1923-2000) was a staff worker at Los Alamos during the Manhattan Project.
N. B. Newcomb worked for the Kellex Corporation at the K-25 Plant.
Church worked at the 200 East Area at Hanford during the Manhattan Project.
C. E. Stone worked for Clinton Laboratories at the X-10 Reactor.