L. M. Knight

Maurice Middleton

John H. Williams

John H. Williams (1908-1966) was a Canadian-American physicist. Williams transferred to Los Alamos in early 1943 and was among the first group of scientists to arrive on the Hill.

Ben Benjamin

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.

Audrey E. George