National Museum of Nuclear Science & History
G. L. Ryan worked for the United States Engineer District Office.
Herbert E. Lindemann served in the 509th Headquarters and Base Services Squadron.
Warren Page served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
J. D. Mitchell worked for the Roane-Anderson Company.
James C. Hart was a DuPont chemist and member of the health physics group during the Manhattan Project.