National Museum of Nuclear Science & History
Barrett worked for Stone and Webster Engineering Corporation.
S. V. Love worked for the United States Engineer District Office.
Ellsworth T. Carrington served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the co-pilot on the Jabit III during the Hiroshima mission.
Robert Ball was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.