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• Catalogue level

  Division

  General records of the Government Code and Cypher School

  HW 74.

  Held by

  Date

  1914-1979

  Reference

• Catalogue level

  Series

  Government Code and Cypher School: Cypher Messages of Allies

  This series contains intercepted cypher messages of the Free French, Belgian, Dutch and Polish forces, mostly related to intelligence matters. There are also a small number of Brazilian messages.

  Held by

  The National Archives, Kew

  Date

  1942-1945

  Reference

  HW 74

• Catalogue level

  Piece

  SS Reports February 1944. Free French, Belgian, Brazilian, Dutch and Polish

  SS Reports February 1944. Free French, Belgian, Brazilian, Dutch and Polish

  Held by

  The National Archives, Kew

  Date

  1944 Jan 25 - 1944 Feb 29

  Reference

  HW 74/4

• Catalogue level

  Piece

  SS Reports January 1944. Free-French, Netherlands Intelligence Department, London,...

  SS Reports January 1944. Free-French, Netherlands Intelligence Department, London, and Polish military, London

  Held by

  The National Archives, Kew

  Date

  1943 Dec 23 - 1944 Jan 31

  Reference

  HW 74/3

• Catalogue level

  Piece

  SS Reports March 1944. Free French, Belgian, Dutch and Polish

  SS Reports March 1944. Free French, Belgian, Dutch and Polish

  Held by

  The National Archives, Kew

  Date

  1944 Feb 18 - 1944 Mar 31

  Reference

  HW 74/5

• Catalogue level

  Piece

  SS Reports October-November-December 1944. Free French, Belgian, Czechoslovakian...

  SS Reports October-November-December 1944. Free French, Belgian, Czechoslovakian and Polish

  Held by

  The National Archives, Kew

  Date

  1944 Sep 27 - 1944 Dec 31

  Reference

  HW 74/11

• Catalogue level

  Piece

  Signals containing results of interrogations by counter intelligence officers of...

  Signals containing results of interrogations by counter intelligence officers of suspected enemy collaborateurs and agents

  Held by

  The National Archives, Kew

  Date

  1944 Dec 28-1945 May 14

  Reference

  HW 41/74

• Catalogue level

  Piece

  Frequencies of German and Italian communications

  Frequencies of German and Italian communications

  Held by

  The National Archives, Kew

  Date

  1942 Oct 12 - 1942 Nov 01

  Reference

  HW 51/74

• Catalogue level

  Piece

  Decrypts of intercepted diplomatic communications. Belgium: 21297. Brazil: 21453....

  Decrypts of intercepted diplomatic communications. Belgium: 21297. Brazil: 21453. Chile: 21464. Egypt: 21313, 21386-21387, 21403, 21411-21412, 21428, 21447, 21469-21470. France: 21291, 21306-21307, 21312, 21351-21353, 21358-21361, 21372-21373, 21385,…

  Held by

  The National Archives, Kew

  Date

  1925 Sept

  Reference

  HW 12/74

• Catalogue level

  Piece

  SS Reports August 1944. Free French, Belgian and Polish

  SS Reports August 1944. Free French, Belgian and Polish

  Held by

  The National Archives, Kew

  Date

  1944 Jul 15 - 1944 Aug 31

  Reference

  HW 74/9

• Catalogue level

  Piece

  SS Reports April 1944. Free French and Polish

  SS Reports April 1944. Free French and Polish

  Held by

  The National Archives, Kew

  Date

  1944 Mar 27 - 1944 Apr 30

  Reference

  HW 74/6

• Catalogue level

  Piece

  Enemy exploitation of codes and cyphers used by UK Civil Departments: general; miscellaneous...

  Enemy exploitation of codes and cyphers used by UK Civil Departments: general; miscellaneous reports and correspondence

  Held by

  The National Archives, Kew

  Date

  1942 Oct 05 - 1946 May 06

  Reference

  HW 40/74

• Catalogue level

  Piece

  Comintern messages: Communist Party of Great Britain, LONDON, KOMINTERNPARTI STOCKHOLM...

  Comintern messages: Communist Party of Great Britain, LONDON, KOMINTERNPARTI STOCKHOLM AND COMMPART AMSTERDAM

  Held by

  The National Archives, Kew

  Date

  1933 June 12-1933 Oct 10

  Reference

  HW 17/74

• Catalogue level

  Piece

  Italian air summaries: general correspondence with Cairo.

  Italian air summaries: general correspondence with Cairo.

  Held by

  The National Archives, Kew

  Date

  1942 Feb 20-1942 Nov 14

  Reference

  HW 21/74

• Catalogue level

  Piece

  Reports of decrypts of Japanese military attachés messages

  Reports of decrypts of Japanese military attachés messages

  Held by

  The National Archives, Kew

  Date

  1944 Dec 25-1944 Dec 30

  Reference

  HW 35/74

• 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

  1945 Jun 10-1945 Sep 06

  Reference

  HW 52/74

• 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 Mar 07-1945 Jul 11

  Reference

  HW 28/74

• Catalogue level

  Piece

  86095-86815

  86095-86815

  Held by

  The National Archives, Kew

  Date

  1944 Sep 21-1944 Oct 03

  Reference

  HW 19/74

• Catalogue level

  Piece

  Operational orders of 2nd Air Corps south of Smolensk: two groups at hour's readiness...

  Operational orders of 2nd Air Corps south of Smolensk: two groups at hour's readiness for raids on Moscow. 4th Air Fleet orders Sept 17, 1st Panzer Group had advanced beyond River Sula, 6th Army continued attack on Kiev from the east and air attacks …

  Held by

  The National Archives, Kew

  Date

  1941 Sept 18

  Reference

  HW 1/74

• 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

  1943 Apr 29-1943 May 24

  Reference

  HW 18/74