National Museum of Nuclear Science & History
Ben Benjamin was a sergeant in the Special Engineer Detachment during the Manhattan Project. He had previously worked in industry making lenses and prisms, and was assigned to the Optics Group to help with photographing the Trinity Test.
James H. Hanson served in the 603rd Air Engineering Squadron.
Levin Murry worked for the United States Engineer District Office.
F. P. Fink worked for the Watson-Flagg Engineering Company.
