E. E. DeLong

William D. Steadman

William Steadman was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.

James P. Murray

James Murray was a security officer at Los Alamos during the Manhattan Project. He led a plainclothes operation under the pseudonym Paul Sheridan, and suspected J.

John G. Winston

Norris Bradbury

Norris Bradbury (1909-1997) was an American physicist and director of the Los Alamos National Laboratory from 1945-1970.