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  Piece

  Weekly summary reports on Second World War German army and air force communications

  Weekly summary reports on Second World War German army and air force communications

  Held by

  The National Archives, Kew

  Date

  1944 May 13-1944 Jun 13

  Reference

  HW 45/34

• Catalogue level

  Piece

  Co-operation with the Russians

  Co-operation with the Russians

  Held by

  The National Archives, Kew

  Date

  1941 Oct 03 - 1944 Feb 09

  Reference

  HW 61/34

• Catalogue level

  Piece

  Dossiers on Training Courses - Army, Air Force, Naval Personnel. Extracts from files...

  Dossiers on Training Courses - Army, Air Force, Naval Personnel. Extracts from files on training of service personnel in interception and analysis of German and Japanese wireless telegraphy and radio telephone communications

  Held by

  The National Archives, Kew

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 50/34

• Catalogue level

  Piece

  Security of electronic communications

  Security of electronic communications

  Held by

  Creating government department or its successor

  Date

  1954 Feb-1956 Jan

  Reference

  HW 9/34

• Catalogue level

  Piece

  Gunnery control codes

  Gunnery control codes

  Held by

  The National Archives, Kew

  Date

  1944 Jan 29 - 1944 Feb 29

  Reference

  HW 40/34

• Catalogue level

  Piece

  Special Communications Unit No. 3, Senior Officers' Conferences

  Special Communications Unit No. 3, Senior Officers' Conferences

  Held by

  The National Archives, Kew

  Date

  1941 Sep 29-1944 Jul 21

  Reference

  HW 34/30

• Catalogue level

  Piece

  Commercial reports

  Commercial reports

  Held by

  The National Archives, Kew

  Date

  1940 Jun 21-1940 Jun 30

  Reference

  HW 29/34

• Catalogue level

  Piece

  Colossus Working Aids. Colossus was the first computer, used at Bletchley Park for...

  Colossus Working Aids. Colossus was the first computer, used at Bletchley Park for cryptanalytic work, in particular on Tunney, the German High Command on-line cypher. This folder contains various instructions and working aids for use by personnel ma…

  Held by

  The National Archives, Kew

  Date

  1945 Jan 01 - 1945 Aug 30

  Reference

  HW 25/34

• Catalogue level

  Piece

  Norwegian affairs

  Norwegian affairs

  Held by

  The National Archives, Kew

  Date

  1944 Jan 21-1946 Jan 18

  Reference

  HW 34/29

• Catalogue level

  Piece

  Orders of battles of the Italian army in Sicily

  Orders of battles of the Italian army in Sicily

  Held by

  The National Archives, Kew

  Date

  1940 Nov 22 - 1943 Apr 11

  Reference

  HW 51/34

• Catalogue level

  Piece

  Russian transmitters in UK

  Russian transmitters in UK

  Held by

  The National Archives, Kew

  Date

  1941 Oct 03-1946 Mar 25

  Reference

  HW 34/23

• Catalogue level

  Piece

  Commercial messages passed over diplomatic channels

  Commercial messages passed over diplomatic channels

  Held by

  The National Archives, Kew

  Date

  1944 Dec 01-1944 Dec 31

  Reference

  HW 32/34

• Catalogue level

  Piece

  Decrypts of Japanese army and army air force messages

  Decrypts of Japanese army and army air force messages

  Held by

  The National Archives, Kew

  Date

  1944 Aug 01-1945 Mar 31

  Reference

  HW 52/34

• Catalogue level

  Piece

  Reports of Japanese naval air decrypts

  Reports of Japanese naval air decrypts

  Held by

  The National Archives, Kew

  Date

  1945 Jan 19-1945 May 27

  Reference

  HW 27/34

• Catalogue level

  Piece

  Correspondence with Air Ministry (DDI4)

  Correspondence with Air Ministry (DDI4)

  Held by

  The National Archives, Kew

  Date

  1941 May 05-1944 Feb 22

  Reference

  HW 2/34

• Catalogue level

  Piece

  Minutes of 92nd to 101st Meetings of the Radio Security Intelligence Conference,...

  Minutes of 92nd to 101st Meetings of the Radio Security Intelligence Conference, January-May 1945

  Held by

  The National Archives, Kew

  Date

  1945 Jan 14-1945 Jun 25

  Reference

  HW 34/7

• Catalogue level

  Piece

  Operations in Europe

  Operations in Europe

  Held by

  The National Archives, Kew

  Date

  1945 Apr 13-1946 Mar 08

  Reference

  HW 34/22

• Catalogue level

  Piece

  Polish supplies

  Polish supplies

  Held by

  The National Archives, Kew

  Date

  1943 Dec 28-1945 Jun 22

  Reference

  HW 34/14

• Catalogue level

  Piece

  Polish WANDA Stations: training, exercises, etc. (Sigint liaison between the RSS...

  Polish WANDA Stations: training, exercises, etc. (Sigint liaison between the RSS and the Poles)

  Held by

  The National Archives, Kew

  Date

  1945 Jan 02-1945 Jun 21

  Reference

  HW 34/16

• Catalogue level

  Piece

  Polish Clandestine Communications Committee

  Polish Clandestine Communications Committee

  Held by

  The National Archives, Kew

  Date

  1944 Jun 03-1944 Dec 09

  Reference

  HW 34/15