Henry H. Henderson

William Gregory Marley

William (W.) Gregory Marley was a British physicist and photography expert, who was part of the British Mission to Los Alamos during the Manhattan Project.

H. R. T. Bernhardt

Richard Emanatian

Richard Emanatian was with the military police detachment at Los Alamos during the war. He maintained secrecy through the rest of his life, and his family only found about his involvement long after his death.

Ralph F. Spicer

Ralph Spicer worked for the Tennessee Eastman Corporation at the Y-12 Plant.