National Museum of Nuclear Science & History
Shad Marshall worked at Los Alamos on the Manhattan Project. He was married to Natalie Marshall, who also worked on the project.
Frederick D. Clayton served as a staff sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
Niels Bohr (1885-1962) was a Danish physicist and winner of the 1922 Nobel Prize in Physics. Bohr began his work on the Manhattan Project after fleeing to Sweden from Denmark because of German occupation in 1943.