Eugene Usdin

C. W. Heck

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.

Verna Zimmerman

Verna Zimmerman was a staff worker at Los Alamos during the Manhattan Project.

W. Watson

W. Watson worked for the Tennessee Eastman Corporation at the Y-12 Plant.