National Museum of Nuclear Science & History
Karl Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Groswith worked at the 200 West Area at Hanford during the Manhattan Project.
