National Museum of Nuclear Science & History
H. F. Zimmerman worked for the J.A. Jones Construction Company.
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.
Germer worked in the United States Engineer District Office.
John W. Castater served in the 320th Troop Carrier Squadron.
Willard G. Knox served in the 603rd Air Engineering Squadron.
