National Museum of Nuclear Science & History
Albert S. Kerns was a mechanical engineer assigned to the SED (Special Engineer Detachment) at Los Alamos, New Mexico.
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.
Walter Zinn (1906-2000) was a Canadian-American nuclear physicist. Zinn was born in Kitchener, Ontario, in 1906 and graduated from Queens University in 1927.