National Museum of Nuclear Science & History
Lieutenant Donald Collins was assigned to the University of Chicago's Met Lab in the Health Physics Division.
J. Robert Oppenheimer (1904-1967) was an American theoretical physicist. During the Manhattan Project, Oppenheimer was director of the Los Alamos Laboratory and responsible for the research and design of an atomic bomb.
Elizabeth Greisen accompanied her husband, physicist Kenneth Greisen, to Los Alamos during the Manhattan Project.