National Museum of Nuclear Science & History
Neal Vance was a staff worker at Los Alamos during the Manhattan Project.
H. P. Graves worked in the United States Engineer District Office.
Melba (Johnston) Robson was a biomedical technician at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Clyde R. Emery worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.