National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
Warren H. Burgus was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.
M. Carey worked for the Roane-Anderson Company.
Herbert R. Anderson was a staff member at Los Alamos during the Manhattan Project.
Cornelius worked in the United States Engineer District Office.