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Office-of-Naval-Research-Physical-Sciences

Apr 1, 1955

Office of Naval Research, Physical Sciences Division, Digital Computer Newsletter Vol. 7, No. 2. Unclassified.

Source

Defense Technical Information Center

National-Security-Archive-15-Correspondence-from

Mar 30, 1955

Correspondence from William Friedman to Boris Hagelin, Jr., March 30, 1955, Unclassified.

Source

NSA/CSS Archives

National-Security-Archive-14-Final-Draft-of

Mar 28, 1955

Final Draft of "Report of Visit to Crypto A.G. (Hagelin) by William F. Friedman, Special Assistant to the Director, National Security Agency." March 28, 1955.

Source

NSA/CSS Archives

Mar 16, 1955

Memorandum for the File, "Discussion with the Secretary" by Special Assistant to the Secretary of State for Atomic Energy Gerard C. Smith, 16 March 1955, Top Secret

Source

National Archives, Record Group 59. Records of the Department of State, Records of the Deputy Assistant Secretary of State for Politico-Military Affairs, Subject Files of Special Assistant for Atomic Energy and Aerospace, 1950-1966, box 6, II.3.B Weapons Effects - 1955-57

National-Security-Archive-Doc-6-NSA-Draft-Report

Mar 15, 1955

NSA “[Draft] Report of Visit to Crypto A.G. (Hagelin) by William F. Friedman,” Top Secret, March 15, 1955

Source

William F. Friedman Collection of Official Papers

National-Security-Archive-13-Rough-Draft-of

Mar 15, 1955

Rough Draft of "Report of Visit to Crypto A.G. (Hagelin) by William F. Friedman, Special Assistant to the Director, National Security Agency." March 15, 1955. Top Secret.

Source

NSA/CSS Archives

episode-6-02-06

Mar 7, 1955

Letter from John McClellan to Allen Dulles (March 7, 1955) [1 page].

National-Security-Archive-12-Correspondence-from

Feb 11, 1955

Correspondence from William Friedman to Boris Hagelin. February 11, 1955. Unclassified.

Source

NSA/CSS Archives

National-Security-Archive-11-Correspondence-from

Jan 28, 1955

Correspondence from William Friedman to Boris Hagelin. January 28, 1955. Unclassified.

Source

NSA/CSS Archives

Jan 27, 1955

Memorandum from the Secretary of Defense to President Eisenhower, “Possible Acquisition of Greenland by the United States,” 27 January 1955, Top Secret

Source

Dwight D. Eisenhower Library, DDE’s Papers as President, Administration Series, Box 40, Wilson Charles 1955 (3)

episode-6-02-04

Jan 21, 1955

To John McClellan regarding correspondence with Joseph McCarthy and future investigations of CIA personnel (January 21, 1955). [2 pages]

Jan 21, 1955

Memorandum for the Secretary of Defense from JCS Chairman Arthur Radford, “Possible Acquisition of Greenland by the United States,” 21 January 1955, Top Secret

Source

Dwight D. Eisenhower Library, DDE’s Papers as President, Administration Series, Box 40, Wilson Charles 1955 (3)

National-Security-Archive-10-Correspondence-from

Jan 19, 1955

Correspondence from William Friedman to Boris Hagelin. January 19, 1955. Unclassified.

Source

NSA/CSS Archives

05-American-Legation-in-Bucharest-Foreign

Jan 19, 1955

American Legation in Bucharest, Foreign Service Despatch to the Department of State "Railroad Workers' reaction to derationing," January 19, 1955 (Confidential)

Source

National Archives and Records Administration (NARA): M1221 Intelligence Reports, 1941-1961- Microfilm 5

Jan 18, 1955

Alfred J. Breslin and Melvin E. Cassidy, Atomic Energy Commission, New York Operations Office, “Radioactive Debris from Operation Castle, Islands of the Mid-Pacific,” 18 January 1955, Secret

Source

MINDD

episode-6-02-03

Jan 15, 1955

To Gen. Mark Clark requesting information on "alleged communism and corruption" that Joseph McCathy has made available to him (January 15, 1955). [1 page]

National-Security-Archive-09-Correspondence-from

Jan 7, 1955

Correspondence from William Friedman to Boris Hagelin. January 7, 1955. Unclassified.

Source

NSA/CSS Archives

Jan 7, 1955

CIA, “Project Outline,” TOP SECRET, 7 January 1955

Source

Annex 10 in History of the Office of Special Activities from Inception to 1969

04-American-Legation-in-Bucharest-Foreign

Jan 5, 1955

American Legation in Bucharest, Foreign Service Despatch to the Department of State "The Abolition of Rationing in Rumania," January 5, 1955 (Confidential)

Source

National Archives and Records Administration (NARA): M1221 Intelligence Reports, 1941-1961- Microfilm 5

Office-of-Naval-Research-Physical-Sciences

Jan 1, 1955

Office of Naval Research, Physical Sciences Division, Digital Computer Newsletter Vol. 7, No. 1. Unclassified.

Source

Defense Technical Information Center