National Museum of Nuclear Science & History
P. S. Titus worked for the Union Carbide & Carbon Corporation.
R. L. Campbell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
