National Museum of Nuclear Science & History
Emerald Lyons Jr. was an electrical engineer at Oak Ridge, Tennessee from 1944 to 1945.
Mary M. Dailey was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. C. Martin worked for the Roane-Anderson Company.
Ralph Steinhardt was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.