National Museum of Nuclear Science & History
Johnson worked at the 300 Area at Hanford during the Manhattan Project.
John H. Gillette (1916-2014) was an American chemist. A lifelong native of upstate New York, Gillette arrived in Oak Ridge in 1943 after several years of working for DuPont.
Wilam Spangler was a staff worker at Los Alamos during the Manhattan Project.
Barnett worked in the United States Engineer District.