National Museum of Nuclear Science & History
George I. Ray worked for the G.G. Ray Company.
Bernard Sesko served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Herbert Stanwood, Jr. worked for the United States Engineer District Office.
John Crawford was a physicist and research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John L. Arena served in the 393rd Bombardment Squadron.