National Museum of Nuclear Science & History
Nicholson worked for Stone and Webster Engineering Corporation.
George Tilley was a staff worker at Los Alamos during the Manhattan Project.
Vivian Stark was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Hugh Barnett worked for the Union Carbide & Carbon Corporation at Manhattan, NY and Oak Ridge, TN during the Manhattan Project.
