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.
Fred Saak served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Ed Dorman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bucknum worked at the 200 East and 200 West Areas at Hanford during the Manhattan Project.
