National Museum of Nuclear Science & History
Norris Bradbury (1909-1997) was an American physicist and director of the Los Alamos National Laboratory from 1945-1970.
Edward F. Kolley was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
S. H. Barrett worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Johnston worked at the 300 Area at Hanford during the Manhattan Project.