National Museum of Nuclear Science & History
Attended the University of Michigan.
Richard McCardell was a nuclear engineer at the National Reactor Testing Station (today Idaho National Laboratory).
Staff Sergeant Edward F. O’Mara enlisted in the U.S. Army in 1942. Because of a blood condition, Army officials determined that he was not fit for combat duty.
Harry Petcher's flat feet meant he couldn't be drafted, but still had an obligation to work for the war effort.