National Museum of Nuclear Science & History
R. W. Addington worked for the J.A. Jones Construction Company.
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.
Head worked for Stone and Webster Engineering Company.
Harry Sadler worked for the A. S. Schulman Electric Company.
