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National Archives, Record Group 341, Records of Headquarters, United States Air Force (Air Staff), Deputy Chief of Staff for Operations, Directorate of Intelligence Top Secret Control & Cables Section, July 1945-Dec 1954, box 45, folder "2-8100 to 2-8199."
RG 59, Records of the Special Assistant to the Secretary of State for Atomic Energy, General Records Relating to Atomic Energy Matters, 1948-1962, box 83, 21.91 Country File USSR c. Estimates of the Russian Bomb 1947-1952
Excerpt from U.S. Senate Foreign Relations Committee, Historical Series, Hearings Held in Executive Session, Reviews of the World Situation 1949-1950 (Washington, D.C: Government Printing Office, 1974)
U.S. National Archives, Record Group 218, Records of the Joint Chiefs of Staff, CCS 373 (10-23-48) Bulky Package, JCS (copy courtesy of James Ragland)
JCS cover memo from Naval History and Heritage Command, Office of the Chief of Naval Operations, part of the papers of Admiral Arleigh A. Burke, Records of Op-23, Folder A1/EM3/7, Joint Chiefs of Staff, Top Secret Papers, Section III, declassified by JCS-CCS Declassification Working Group, 17 June 1974 (copy courtesy of David Alan Rosenberg); remainder of report from U.S. National Archives, Record Group 218, Records of the Joint Chiefs of Staff, CCS 373 (10-23-48) Bulky Package, JCS (copy courtesy of James Ragland)
National Archives, Records of International Conferences, Record Group 43, Jessup-Malik Agreement, May 1943, box 304, Jessup-Malik Conversations, March, April, May 1949
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