National Museum of Nuclear Science & History
Attended the University of Michigan.
L. L. Larson worked for Clinton Laboratories at the X-10 Reactor.
Philipp Klein was a part-time switchboard operator in the SAM Lab while studying chemical engineering at Columbia University.
C. W. Bullard worked for the J.A. Jones Construction Company.
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.