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• Catalogue level

  Piece

  Accessions administration: HW 43

  Accessions administration: HW 43

  Held by

  The National Archives, Kew

  Date

  2001 Jan 1 - 2004 Dec 31

  Reference

  PRO 57/15773

• Catalogue level

  Piece

  Africa and 1939-43 stars: HW 703-HW 923

  Africa and 1939-43 stars: HW 703-HW 923

  Held by

  The National Archives, Kew

  Date

  1943

  Reference

  T 300/1

• Catalogue level

  Piece

  Africa and 1939-43 stars: HW 925-HW 1225

  Africa and 1939-43 stars: HW 925-HW 1225

  Held by

  The National Archives, Kew

  Date

  1943-1944

  Reference

  T 300/2

• Catalogue level

  Piece

  Africa and 1939-43 stars: HW 1226-1434

  Africa and 1939-43 stars: HW 1226-1434

  Held by

  The National Archives, Kew

  Date

  1944

  Reference

  T 300/3

• Catalogue level

  Piece

  Africa and 1939-43 stars: HW 1435-1792

  Africa and 1939-43 stars: HW 1435-1792

  Held by

  The National Archives, Kew

  Date

  1944-1945

  Reference

  T 300/4

• 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

  See also HW 43/64

  See also HW 43/64

  Held by

  The National Archives, Kew

  Date

  1940-1945

  Reference

  HW 3/120

• Catalogue level

  Series

  Government Code and Cypher School: Histories of British Sigint

  The three-volume 'History of British Sigint, 1914-1945' (HW 43/1-3) provides an overview of policy and operations by the sigint organisations in this period.

  Held by

  The National Archives, Kew

  Date

  1914-1945

  Reference

  HW 43

• Catalogue level

  Piece

  Allied Sigint Policy and Organisation by Nigel de Grey, Chapter IV. Part 1 The Government...

  These chapter headings are consistent with the contents of this volume, rather than exactly matching the table of contents provided for the entire book in HW 43/75 (please see related material below)

  Held by

  The National Archives, Kew

  Date

  1939 Sep 01-1945 Aug 30

  Reference

  HW 43/76

• Catalogue level

  Division

  General records of the Government Code and Cypher School

  -c7">HW 7, HW 11; Histories of work at Bletchley Park HW 25, HW 43; Special Liaison Units histories

  Held by

  Date

  1914-1979

  Reference

• Catalogue level

  Item

  3/NBF/C21: Covernames, codewords and personal names in Moscow - London GRU messages....

  See HW 15/43-47 for message texts

  Held by

  The National Archives, Kew

  Date

  1940-1948

  Reference

  HW 15/61/18

• Catalogue level

  Piece

  GC&CS Naval Cryptanalytic Studies Volume XVIII: Decimal Classification of Contents...

  GC&CS Naval Cryptanalytic Studies Volume XVIII: Decimal Classification of Contents of Studies 1-56 and Glossary

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/43

• Catalogue level

  Item

  London; Bomb damage and defences in south-west London.

  London; Bomb damage and defences in south-west London.

  Held by

  The National Archives, Kew

  Date

  1940 Aug 21

  Reference

  HW 15/43/43

• Catalogue level

  Piece

  GC&CS Naval Cryptanalytic Studies Volume XII: Japanese Machine Cyphers by R A Carter...

  GC&CS Naval Cryptanalytic Studies Volume XII: Japanese Machine Cyphers by R A Carter and A L Yoxall

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/37

• Catalogue level

  Piece

  GC&CS Naval Cryptanalytic Studies Volume II: The German Steckered Enigma I by M A...

  GC&CS Naval Cryptanalytic Studies Volume II: The German Steckered Enigma I by M A Ashcroft, D W Babbage, M A Chamberlain, O H Lawn, A P Mahon, D R Nichol, R G Pendered and A L Yoxall

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/27

• Catalogue level

  Piece

  GC&CS Naval Cryptanalytic Studies Volume XIII: The Japanese Merchant/Navy Liaison...

  GC&CS Naval Cryptanalytic Studies Volume XIII: The Japanese Merchant/Navy Liaison Cyphers by H L John and G C Wall

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/38

• Catalogue level

  Piece

  GC&CS Naval Cryptanalytic Studies Volume XI: Japanese Early High-Grade Cyphers and...

  GC&CS Naval Cryptanalytic Studies Volume XI: Japanese Early High-Grade Cyphers and Minor Additive Cyphers by C H O'D Alexander, L S Brown, J W S Cassels, J E T English, H R Foss, H L John, J T Martin, J M G Pollard, B E Russell, L E S Taylor, H A…

  Held by

  Creating government department or its successor

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/36

• Catalogue level

  Piece

  The Sixta History. Appendices to Section K

  The Sixta History. Appendices to Section K

  Held by

  The National Archives, Kew

  Date

  1939 Sep 01 - 1945 May 30

  Reference

  HW 43/86

• Catalogue level

  Piece

  Report on the Japanese Commercial Section 1942-1945. Report on the work of the Japanese...

  Report on the Japanese Commercial Section 1942-1945. Report on the work of the Japanese section dealing with commercial telegrams at Alford House, London

  Held by

  The National Archives, Kew

  Date

  1938 Jan 01 - 1945 Aug 30

  Reference

  HW 43/67

• Catalogue level

  Piece

  GC&CS Secret Service Sigint Volume II: Cryptographic Systems and their Solution....

  GC&CS Secret Service Sigint Volume II: Cryptographic Systems and their Solution. I Machine Cyphers. By J K Batey, M L Batey, M A Rock and P F G Twinn

  Held by

  The National Archives, Kew

  Date

  1939 Sep 01 - 1945 Aug 30

  Reference

  HW 43/7