National Museum of Nuclear Science & History
John Pyle was a research assistant at the Chicago Met Lab during the Manhattan Project.
C. N. Rucker, Jr. worked for the Union Carbide & Carbon Corporation.
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.
E. C. Bellamy worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Irwin Phillips worked for the United States Engineer District Office.