National Museum of Nuclear Science & History
Frank Ross served in the Army at Los Alamos during the Manhattan Project.
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.
Berry worked for Stone and Webster Engineering Corporation.
Davidson worked for Stone and Webster Engineering Corporation.
Chappell worked in the United States Engineer District Office.