Bethe, Hans (CUL)
Bohr, Niels (AIP)
Bush, Vannevar (LC and MIT)
Byrnes, James F. (CU)
Clark, Grenville (Dartmouth College)
Clayton, William (HSTL)
Clifford, Clark (HSTL)
Committee to Frame a World Constitution (University of Chicago)
Compton, Arthur (Washington University)
Compton, Karl (MIT)
Conant, James B. (HU)
DuBridge, Lee (Caltech)
Dulles, John Foster (PUL and DDEL)
Eisenhower, Dwight D., Presidential Papers collections (DDEL)
Federation of Atomic Scientists and numerous associated manuscript collections such as Atomic Scientists of Chicago, Fermi papers and Hutchins papers (University of Chicago)
Forrestal, James (PUL)
Frankfurter, Felix (LC and Harvard Law School)
Groves, Leslie, Record Group (RG) 200, National Archives (NA)
Harriman, Averell (LC and Kai Bird personal archive)
Lamont, Lansing (HSTL)