National Museum of Nuclear Science & History
Leonard Motichko worked as a part of Project Alberta, the team that transported and assembled the two atomic bombs in August 1945.
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.
B. C. Nylen worked for Clinton Laboratories at the X-10 Reactor.
Cook worked at the 100-D Area at Hanford during the Manhattan Project.