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RG 59, Policy Planning Council Subject Files, 1947-1962, box 2, Atomic Energy-Armaments 1949
Harry S. Truman Library, George Elsey Papers, box 88, National Defense- Atomic Energy – Announcement of Russian Atomic Bomb – September 23, 1949
Harry S. Truman Library, George Elsey Papers, box 88, National Defense- Atomic Energy – Announcement of Russian Atomic Bomb – September 23, 1949
Harry S. Truman Library, George Elsey Papers, box 88, National Defense- Atomic Energy – Announcement of Russian Atomic Bomb – September 23, 1949
Harry S. Truman Library, President's Secretary's Files, box 199, NSC-Atomic
Harry S. Truman Library, President's Secretary's Files, box 199, NSC-Atomic
Harry S. Truman Library, President's Secretary's Files, box 200, NSC-Atomic
RG 59, Policy Planning Council Chronological Files, 1947-1962, box 1, Chronological 1949
Harry S. Truman Library, President's Secretary's Files, Intelligence File, Central Intelligence, Memoranda-1949 folder
Defense Technical Information Center
National Archives and Records Administration, Series: Enrolled Acts and Resolutions of Congress, 1789 – 2013, Record Group 11: General Records of the United States Government, 1778 – 2006, National Archives and Records Administration Catalog
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."