National Museum of Nuclear Science & History
John Arnold joined the Manhattan Project in 1943 when the MED tasked his employer, the Kellogg Corporation, with developing a special barrier for the gaseous diffusion plant in Oak Ridge.
Patricia worked at Los Alamos during the Manhattan Project.
Alfred Nier (1911 – 1994) was an American physicist. Nier was a pioneer in the field of mass spectrometry.
