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• 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

  Division

  General records of the Government Code and Cypher School

  GC&CS ADMINISTRATION: Establishments records HW 64.RESEARCH SECTION: Weekly reports, memoranda and minutes HW 78.

  Held by

  Date

  1914-1979

  Reference

• Catalogue level

  Piece

  RAF establishment at Church Green, Bletchley, Buckinghamshire

  RAF establishment at Church Green, Bletchley, Buckinghamshire

  Held by

  The National Archives, Kew

  Date

  1944 Feb 17

  Reference

  HW 64/64

• Catalogue level

  Series

  Government Code and Cypher School: Establishment Branch: Records

  This series contains Establishment Branch correspondence on accommodation, personnel, staffing, pay and conditions, communications and physical security matters at Bletchley Park, Buckinghamshire.

  Held by

  The National Archives, Kew

  Date

  1938-1946

  Reference

  HW 64

• 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

  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

  1941 Jun 20-1942 Feb 04

  Reference

  HW 18/64

• Catalogue level

  Piece

  Billeting for staff at Bletchley Park and Eastcote, Middlesex

  Billeting for staff at Bletchley Park and Eastcote, Middlesex

  Held by

  The National Archives, Kew

  Date

  1939 Aug 29 - 1946 Apr 10

  Reference

  HW 64/45

• Catalogue level

  Piece

  Correspondence concerning various machines and equipment including the transfer of...

  Correspondence concerning various machines and equipment including the transfer of Colossi from Bletchley Park to Manchester University

  Held by

  The National Archives, Kew

  Date

  1945 Apr 01 - 1945 Dec 06

  Reference

  HW 64/59

• Catalogue level

  Piece

  Billeting at GC&CS

  Billeting at GC&CS

  Held by

  The National Archives, Kew

  Date

  1941 Apr 03 - 1945 Dec 03

  Reference

  HW 64/44

• Catalogue level

  Piece

  Communications including the provision of teleprinter links and bicycles for messengers

  Communications including the provision of teleprinter links and bicycles for messengers

  Held by

  The National Archives, Kew

  Date

  1939 Sep 18 - 1942 Dec 16

  Reference

  HW 64/10

• Catalogue level

  Piece

  Fuel economy and the provision of emergency power supplies

  Fuel economy and the provision of emergency power supplies

  Held by

  The National Archives, Kew

  Date

  1941 Sep 18 - 1945 Nov 09

  Reference

  HW 64/60

• Catalogue level

  Piece

  Diplomatic Bag service between USA and the United Kingdom and its suitability for...

  Diplomatic Bag service between USA and the United Kingdom and its suitability for carrying signals intelligence material

  Held by

  The National Archives, Kew

  Date

  1944 Apr 08 - 1944 Dec 01

  Reference

  HW 64/12

• Catalogue level

  Piece

  Water supplies at Bletchley Park

  Water supplies at Bletchley Park

  Held by

  The National Archives, Kew

  Date

  1942 Feb 03 - 1944 Nov 20

  Reference

  HW 64/57

• Catalogue level

  Piece

  GC&CS records stored at Wavendon House, Wavendon, Buckinghamshire

  GC&CS records stored at Wavendon House, Wavendon, Buckinghamshire

  Held by

  The National Archives, Kew

  Date

  1940 Jun 18 - 1945 Sep 17

  Reference

  HW 64/39

• 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 21-1945 Jul 31

  Reference

  HW 52/64

• Catalogue level

  Piece

  Staffing and conditions of work at Bletchley Park

  Staffing and conditions of work at Bletchley Park

  Held by

  The National Archives, Kew

  Date

  1942 May 30 - 1943 Oct 31

  Reference

  HW 64/70

• Catalogue level

  Piece

  Reports in the series VM/1501 to VM/1750.

  Reports in the series VM/1501 to VM/1750.

  Held by

  The National Archives

  Date

  1943 Jan 17-1943 Jan 20

  Reference

  HW 20/64

• Catalogue level

  Piece

  Liaison with the United States forces

  Liaison with the United States forces

  Held by

  The National Archives, Kew

  Date

  1943 Sep 13 - 1945 Sep 27

  Reference

  HW 64/54

• Catalogue level

  Piece

  Assembly Hall at Bletchley Park

  Assembly Hall at Bletchley Park

  Held by

  The National Archives, Kew

  Date

  1942 Oct 10 - 1946 Jan 16

  Reference

  HW 64/47

• Catalogue level

  Piece

  Wavendon House, Wavendon, Buckinghamshire

  Wavendon House, Wavendon, Buckinghamshire

  Held by

  The National Archives, Kew

  Date

  1940 Aug 01 - 1941 Sep 30

  Reference

  HW 64/55