National Museum of Nuclear Science & History
J. J. Daly worked for the Roane-Anderson Company.
Robert Ball was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Vincent P. Hopkins served in the 603rd Air Engineering Squadron.
Frances Strandholm was a staff worker at Los Alamos during the Manhattan Project.
C. A. Rolander worked for the United States Engineer District Office.
