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• Transfer of South African Y personnel from the Middle East to India

  Held by

  The National Archives, Kew

  Date

  1943 Oct 16 - 1944 Apr 21

  Reference

  HW 61/3

• Extracts from or for Sigint publications: history of naval intercept stations both...

  Held by

  The National Archives, Kew

  Date

  1914-1932

  Reference

  HW 3/31

• Policy and organisation of Allied Air Intelligence Western Europe

  Held by

  The National Archives, Kew

  Date

  1944 May 30 - 1944 Nov 24

  Reference

  HW 60/3

• German code book 13040, used inter alia for encoding Zimmerman message. Transferred...

  Held by

  The National Archives, Kew

  Date

  1916-1917

  Reference

  HW 3/176

• Anderson camp layout, Colombo civil engineer's blue print and 33 annotated photographs

  Held by

  The National Archives, Kew

  Date

  1944 May 21

  Reference

  HW 4/3

• Typed decodes of the Zimmermann Telegram, with Admiral Hall's manuscript comments

  Held by

  The National Archives, Kew

  Date

  1917 Jan 01 - 1917 Dec 31

  Reference

  HW 3/187

• 3G Notes - Nos 1, 3, 5, 7. Short Forms of Address in the Mediterranean Area. Lists...

  Held by

  The National Archives, Kew

  Date

  1944 Dec 07 - 1945 Mar 14

  Reference

  HW 63/3

• Foreign Office case to Treasury supporting bid to increase pay of GCCS morse expert,...

  Held by

  The National Archives, Kew

  Date

  1925

  Reference

  HW 3/50

• History of Hut 3 at BP, 1940-1945, bound: Volume I

  Held by

  The National Archives, Kew

  Date

  1940-1945

  Reference

  HW 3/119

• Work-related poems and verse compiled at BP: bound volume of selected poems of Julie...

  Held by

  The National Archives, Kew

  Date

  1941-1946

  Reference

  HW 3/170

• No 36, Naval Section 1919-1939 and Italian Sub-section 1939-1941, by WF Clarke

  Held by

  The National Archives, Kew

  Date

  1945-1946

  Reference

  HW 3/140

• Part II

  Held by

  Creating government department or its successor

  Date

  [1945-1946]

  Reference

  HW 3/108

• Miscellaneous papers and correspondence

  Held by

  The National Archives, Kew

  Date

  1920-1936

  Reference

  HW 3/39

• Conditions of employment for certain Central Telegraph Office staff working for GCCS

  Held by

  The National Archives, Kew

  Date

  1937

  Reference

  HW 3/62

• Establishment and finance

  Held by

  Creating government department or its successor

  Date

  1939-1940

  Reference

  HW 3/71

• No 38, Spanish Party to Sept 1943, by WF Clarke: original draft with editorial amendments;...

  Held by

  The National Archives, Kew

  Date

  1945-1946

  Reference

  HW 3/142

• Naval Section telephone and organisation lists

  Held by

  The National Archives, Kew

  Date

  1943-1944

  Reference

  HW 3/28

• GCCS historical tasks: slimmed down and possibly final version with 113 pages

  Held by

  The National Archives, Kew

  Date

  [c1945-1946]

  Reference

  HW 3/85

• GCCS requests Treasury approval for four new Junior Assistant posts for new Sigint...

  Held by

  The National Archives, Kew

  Date

  1934

  Reference

  HW 3/55

• Directorate-level overview of GCCS at BP with recommendations for GCHQ in the future

  Held by

  The National Archives, Kew

  Date

  [c1946]

  Reference

  HW 3/87