National Museum of Nuclear Science & History
Garvik worked in the United States Engineer District Office.
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.
Daniel D. Friel was a chemical engineer for the DuPont Company who joined the Manhattan Project at the University of Chicago in 1943.
C. T. Vettel worked for the United States Engineer District Office.
Harry Sabatura served in the 1395th Military Police Aviation.