National Museum of Nuclear Science & History
Cathcart worked in the United States Engineer District Office.
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.
Madsen worked in the 100 D Area at Hanford during the Manhattan Project.
