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• Accessions administration: HW 32

  Held by

  The National Archives, Kew

  Date

  2000 Jan 1 - 2001 Dec 31

  Reference

  PRO 57/15763

• Appendix K: Washington (see HW 15/32 for message texts)

  Held by

  The National Archives, Kew

  Date

  1940-1948

  Reference

  HW 15/60/11

• General records of the Government Code and Cypher School

  Held by

  Date

  1914-1979

  Reference

• Commercial messages passed over diplomatic channels

  Held by

  The National Archives, Kew

  Date

  1944 Oct 01-1944 Oct 31

  Reference

  HW 32/32

• Government Code and Cypher School: Diplomatic and Commercial Sections: Reports of...

  Held by

  Date

  1942-1945

  Reference

  HW 32

• Washington: ("RAIDER's" information on the US aviation industry).

  Held by

  The National Archives, Kew

  Date

  1945 June 29

  Reference

  HW 15/32/32

• Army and Air Force Sigint Organisation for Western Front (chronological summaries...

  Held by

  The National Archives, Kew

  Date

  1942 Jun 14 - 1945 Apr 30

  Reference

  HW 50/32

• Letter from Cdr Travis to Nigel de Grey, recounting his recollections of the search...

  Held by

  The National Archives, Kew

  Date

  1941 Jan 01 - 1950 Jan 17

  Reference

  HW 25/32

• Notes on Russian cyphers

  Held by

  The National Archives, Kew

  Date

  1940 Dec 01 - 1941 Jan 03

  Reference

  HW 51/32

• Romanian Police reports on political and security matters including clashes between...

  Held by

  The National Archives, Kew

  Date

  1946 Jan 08 - 1946 Mar 01

  Reference

  HW 75/32

• Summary of German sea transport activity (nos 56-76)

  Held by

  The National Archives, Kew

  Date

  1943 Jun 23-1943 Dec 25

  Reference

  HW 18/32

• MGB (Soviet Ministry of State Security) Traffic: Moscow with Washington, USA. (Described...

  Held by

  The National Archives, Kew

  Date

  1945 Mar 28-1946 Nov 19

  Reference

  HW 15/32

• Decrypts of intercepted diplomatic communications. Afghanistan: 9677, 9708, 9719,...

  Held by

  The National Archives, Kew

  Date

  1922 Mar

  Reference

  HW 12/32

• Co-operation with the US Army Sigint Organisation based at Arlington Hall, Washington

  Held by

  The National Archives, Kew

  Date

  1944 Sep 01 - 1944 Dec 31

  Reference

  HW 57/32

• GC&CS Naval Cryptanalytic Studies Volume VII: Japanese Systems II by H R Foss

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/32

• Security of electronic communications

  Held by

  Creating government department or its successor

  Date

  1954 Aug-1955 June

  Reference

  HW 9/32

• Plus Baltic

  Held by

  The National Archives, Kew

  Date

  Sept 26 1941-Oct 4 1941

  Reference

  HW 5/32

• GC&CS miscellaneous papers: IE [Information Exchange] Production of Books and Dictionaries...

  Held by

  The National Archives, Kew

  Date

  1943 Jan 08 - 1945 Dec 13

  Reference

  HW 62/32

• Vol. XIX Western Europe and the Baltic by Lieutenant Commander L A Griffiths, RNVR

  Held by

  The National Archives, Kew

  Date

  1939 - 1945

  Reference

  HW 11/32

• Commercial messages passed over diplomatic channels

  Held by

  The National Archives, Kew

  Date

  1942 May 01-1942 May 31

  Reference

  HW 32/3