National Museum of Nuclear Science & History
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.
Leonard Motichko worked as a part of Project Alberta, the team that transported and assembled the two atomic bombs in August 1945.
B. B. Pewitt worked for the Tennessee Eastman Corporation at the Y-12 Plant.