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  Division

  General records of the Government Code and Cypher School

  FIELD SIGNALS INTELLIGENCE: Field signals intelligence HW 41; Middle East and North Africa HW 68.

  Held by

  Date

  1914-1979

  Reference

• Catalogue level

  Series

  Government Code and Cypher School: Collection and Analysis of Middle Eastern and...

  This series contains records held by the Government Code and Cypher School (some of which originated in the War Office and in various service units) relating to the organisation of interception and analysis of enemy communications in the Middle East …

  Held by

  The National Archives, Kew

  Date

  1943-1944

  Reference

  HW 68

• Catalogue level

  Piece

  Signals concerned with the interception of Middle East and North African communications

  Signals concerned with the interception of Middle East and North African communications

  Held by

  The National Archives, Kew

  Date

  1943 Sep 01 - 1943 Oct 31

  Reference

  HW 68/1

• Catalogue level

  Piece

  Signals concerned with the interception of Middle East and North African communications

  Signals concerned with the interception of Middle East and North African communications

  Held by

  The National Archives, Kew

  Date

  1944 Jan 01 - 1944 Feb 29

  Reference

  HW 68/3

• Catalogue level

  Piece

  Reports in the series 2501 to VM/2750.

  Reports in the series 2501 to VM/2750.

  Held by

  The National Archives

  Date

  1943 Jan 27-1943 Jan 29

  Reference

  HW 20/68

• Catalogue level

  Piece

  Decrypts of medium/low grade German naval cypher messages

  Decrypts of medium/low grade German naval cypher messages

  Held by

  The National Archives, Kew

  Date

  1942 Jul 10-1942 Aug 20

  Reference

  HW 18/68

• Catalogue level

  Piece

  Decrypts of intercepted diplomatic communications. Afghanistan: 19847, 19902, 19922,...

  Decrypts of intercepted diplomatic communications. Afghanistan: 19847, 19902, 19922, 20005-20006, 20081. Argentina: 19841, 19890, 20087-20088. Brazil: 20068-20069. Chile: 19860, 19900, 19914. Egypt: 19829, 19852, 19866, 19897, 19917-19918, 19937. Fra…

  Held by

  The National Archives, Kew

  Date

  1925 Mar

  Reference

  HW 12/68

• Catalogue level

  Piece

  Signals concerned with the interception of Middle East and North African communications

  Signals concerned with the interception of Middle East and North African communications

  Held by

  The National Archives, Kew

  Date

  1944 May 01 - 1944 Sep 30

  Reference

  HW 68/5

• Catalogue level

  Piece

  GCCS pensioner telegraphists' salaries

  GCCS pensioner telegraphists' salaries

  Held by

  The National Archives, Kew

  Date

  1937-1938

  Reference

  HW 3/68

• Catalogue level

  Piece

  History and Organisation of Comintern. Extracts from 'The COMINTERN'. GC and CS note...

  History and Organisation of Comintern. Extracts from 'The COMINTERN'. GC and CS note on ISCOT series. List of published ISCOT texts in ISCOT number order showing RSS service notation of each text.

  Held by

  The National Archives, Kew

  Date

  1944 Nov 1-1967 June 6

  Reference

  HW 17/68

• Catalogue level

  Piece

  Signals between sigint liaison units in Ain Beida, Algeria and the Western Desert

  Signals between sigint liaison units in Ain Beida, Algeria and the Western Desert

  Held by

  The National Archives, Kew

  Date

  1943 Mar 01-1943 Apr 06

  Reference

  HW 41/68

• Catalogue level

  Piece

  Italian air activity including daily summaries 355 - 418.

  Italian air activity including daily summaries 355 - 418.

  Held by

  The National Archives, Kew

  Date

  1942 Sept 11-1942 Nov 11

  Reference

  HW 21/68

• Catalogue level

  Piece

  Bulgarian State Security and National Militia messages including incidents on border...

  Bulgarian State Security and National Militia messages including incidents on border with Greece. Also includes small number of Bulgarian Air Force reports

  Held by

  The National Archives, Kew

  Date

  1947 Sep 10 - 1947 Sep 23

  Reference

  HW 75/68

• Catalogue level

  Piece

  Reports of Japanese army air decrypts with subject headers

  Reports of Japanese army air decrypts with subject headers

  Held by

  The National Archives, Kew

  Date

  1945 Jun 01-1945 Jun 01

  Reference

  HW 28/68

• Catalogue level

  Piece

  Operational History of Hut 3 Intelligence Guidance to Cryptography and Interception....

  For the Histroy of Hut 3 Volume I, see HW 3/119 and for Volume II, see HW 3/120 and HW 43/64

  Held by

  The National Archives, Kew

  Date

  1940 Jan 01 - 1945 May 08

  Reference

  HW 43/68

• Catalogue level

  Piece

  79064-81282

  79064-81282

  Held by

  The National Archives, Kew

  Date

  1944 May 05-1944 Jun 09

  Reference

  HW 19/68

• Catalogue level

  Piece

  Analyses of GAF day fighter efforts, based on both PEARL and MSS material, commenting...

  Analyses of GAF day fighter efforts, based on both PEARL and MSS material, commenting on fighterbomber and ground attack effort as well as on defensive role

  Held by

  The National Archives, Kew

  Date

  1944 June 14-1944 Sept 1

  Reference

  HW 13/68

• Catalogue level

  Piece

  GPS weekly intelligence highlight reports for BP internal distribution

  GPS weekly intelligence highlight reports for BP internal distribution

  Held by

  The National Archives, Kew

  Date

  1942 Sept - 1945 May

  Reference

  HW 16/68

• Catalogue level

  Piece

  Siterep east of Kiev, Sept 14: Soviet counter attack beaten off with severe losses;...

  Siterep east of Kiev, Sept 14: Soviet counter attack beaten off with severe losses; 24th Panzer Corps, SS Reich Division, 4th Panzer Division, 3rd Panzer Division, 10th Motorised Division all advancing. 1st Panzer Group advancing north to join with 2…

  Held by

  The National Archives, Kew

  Date

  1941 Sept 15

  Reference

  HW 1/68

• Catalogue level

  Piece

  Organisation of Bletchley Park including preparations for post war move to Eastcote,...

  Organisation of Bletchley Park including preparations for post war move to Eastcote, Middlesex

  Held by

  The National Archives, Kew

  Date

  1945 Jun 01 - 1945 Dec 31

  Reference

  HW 64/68