National Museum of Nuclear Science & History
C. W. Barrett worked for the Roane-Anderson Company.
James J. Nickson was a medical doctor and Section Chief of H-III Medical Industrial Hazards and Health Physics in the Health Division at the University of Chicago Met Lab.
Thomas Waling was a staff worker at Los Alamos during the Manhattan Project.
Consell worked in the United States Engineer District Office.
Julian Mack was an American physicist. Mack was the leader of Group G-11 (Optics), the photography group, in the Weapons Physics Division at Los Alamos during the Manhattan Project.