National Museum of Nuclear Science & History
Daniel D. Friel was a chemical engineer for the DuPont Company who joined the Manhattan Project at the University of Chicago in 1943.
Smith worked at the 200 East Area at Hanford during the Manhattan Project.
Francis D. Thornhill served as a captain in the 393rd Bombardment Squadron. He was the navigator on the Straight Flush during the Hiroshima mission.
Virginia Olsson worked as a secretary (today the term would be ‘administrative assistant’) first with Colonel J.