National Museum of Nuclear Science & History
George Boyd (1912-2004) was an American physicist. He was a research associate in the physical chemistry section at the Metallurgical Laboratory in Chicago during the Manhattan Project.
B. G. Greenlee worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.