National Museum of Nuclear Science & History
Ralph A. James (1920-1973) was a research associate in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John Brady served as a Machinist at the Hanford Nuclear Reservation from 1943 to 1960. He was proud of the work he did at Hanford, though it was always a mystery to his children because Brady wouldn't talk about his job.
Robinson worked for Stone and Webster Engineering Corporation.