National Museum of Nuclear Science & History
Kenneth Greisen was an American physicist. He worked on the Manhattan Project at Los Alamos. He was the leader of Group X-1A (Photogoraphy with Flash X-Rays) until it was dissolved in May 1945.
Norris Bradbury (1909-1997) was an American physicist and director of the Los Alamos National Laboratory from 1945-1970.
