National Museum of Nuclear Science & History
R. Christie worked in the United States Engineer District Office.
W. H. Leedom worked for the Roane-Anderson Company.
Alfred Hanson (1914-2005) was an American physicist. Alfred Hanson came to the Manhattan Project from the University of Wisconsin where he had recently completed his doctoral work, studying the Van de Graaf “long tank” accelerator.
Anthony French is a British physicist who worked on the Manhattan Project in Los Alamos. After graduating from Cambridge University, French began working on the British effort to build an atomic bomb, codenamed "Tube Alloys", at the Cavendish Laboratory.