National Museum of Nuclear Science & History
Barnes worked in the United States Engineer District Office.
J. Robert Oppenheimer (1904-1967) was an American theoretical physicist. During the Manhattan Project, Oppenheimer was director of the Los Alamos Laboratory and responsible for the research and design of an atomic bomb.
William L. Littlejohn served in the 603rd Air Engineering Squadron.
Dutcher worked at the 200 East Area at Hanford during the Manhattan Project.