National Museum of Nuclear Science & History
James H. Alexander was a staff member at Los Alamos during the Manhattan Project.
Haydn Jones was a research assistant in the Physics Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Sir Rudolf Peierls (1907-1995) was a German-born British physicist. In March 1940, Peierls and fellow collegue Otto Frisch co-authored the Frisch-Peierls memorandum, the first technical exposition of a practical atomic weapon.
Eugene Milton Wagner was a construction general contractor who worked for the J.A. Jones Construction Company at the Oak Ridge, Tennessee site as a construction engineer.