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• Catalogue level

  Piece

  Monthly wireless intelligence reports on French, Italian and Turkish communications

  Monthly wireless intelligence reports on French, Italian and Turkish communications

  Held by

  The National Archives, Kew

  Date

  1936 Oct 01-1936 Oct 31

  Reference

  HW 41/196

• Catalogue level

  Piece

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

  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

• Catalogue level

  Piece

  Noise Investigation Bureau. Reports on the interception and analysis of enemy transmissions...

  Noise Investigation Bureau. Reports on the interception and analysis of enemy transmissions and emissions unidentified as to type and function (probably meteorological balloons, radars, new methods of communication etc.). Collection was by UK ground …

  Held by

  The National Archives, Kew

  Date

  1942 Jan 13 - 1943 Dec 31

  Reference

  HW 62/22

• Catalogue level

  Series

  Government Code and Cypher School: Liaison with Signals Intelligence Organisations...

  This series contains records on GC&CS liaison with signals intelligence organisations in the United States from 1943 to 1945, with correspondence between the organisations, reports and details of exchanges of crypt and technical information. The …

  Held by

  The National Archives, Kew

  Date

  1941-1946

  Reference

  HW 57

• Catalogue level

  Item

  Sofia; Bulgarian political affairs: PETKOV, ChOLAKOV, BOSWALL, "ShELK", KIRSANOV,...

  Sofia; Bulgarian political affairs: PETKOV, ChOLAKOV, BOSWALL, "ShELK", KIRSANOV, BIRYuZOV.

  Held by

  The National Archives, Kew

  Date

  1945 Nov 15

  Reference

  HW 15/3/9

• Catalogue level

  Piece

  Three monthly report issued by the main British army signals intelligence station...

  Three monthly report issued by the main British army signals intelligence station at Chatham describing the interception of Japanese, Swiss and Italian communications

  Held by

  The National Archives, Kew

  Date

  1936 Oct 01 - 1936 Dec 31

  Reference

  HW 41/250

• Catalogue level

  Piece

  Three monthly report issued by the main British army signals intelligence station...

  Three monthly report issued by the main British army signals intelligence station at Chatham describing the interception of Japanese, Swiss and Italian communications

  Held by

  The National Archives, Kew

  Date

  1936 Apr 01 - 1936 Jun 30

  Reference

  HW 41/249

• Catalogue level

  Item

  Moscow message serials: 635-636. Austria/Vienna/callsign 3PD message serials: 95,...

  Austria/Vienna/callsign 3PD message serials: 95, 7, 10-11, 13-15, 22-25, 34, 36.

  Held by

  The National Archives, Kew

  Date

  1935 Apr

  Reference

  HW 17/2/4

• Catalogue level

  Item

  Moscow message serials: 17, 19, 34-36. Austria/Vienna/callsign 3PD message serials:...

  Moscow message serials: 17, 19, 34-36. Austria/Vienna/callsign 3PD message serials: 29-30, 53, 35, 31-32, 27, 39.

  Held by

  The National Archives, Kew

  Date

  1936 Nov

  Reference

  HW 17/2/15

• Catalogue level

  Item

  Moscow to Basle message serials: 61-62, 65-69, 72-75, 81?, 83, 87-92, 95-98. Basle...

  Basle to Moscow message serials: 36-38, 43, 46.

  Held by

  The National Archives, Kew

  Date

  1935 Feb

  Reference

  HW 17/33/2

• Catalogue level

  Item

  Moscow message serials: 36.

  Moscow message serials: 36.

  Held by

  The National Archives, Kew

  Date

  1937 Jan

  Reference

  HW 17/15/4

• Catalogue level

  Item

  Paris message serials: 18-20, 23-33, 36, 38-41, 52, 50-56, 78, 77, 79-81.

  Paris message serials: 18-20, 23-33, 36, 38-41, 52, 50-56, 78, 77, 79-81.

  Held by

  The National Archives, Kew

  Date

  1934 June

  Reference

  HW 17/12/5

• Catalogue level

  Item

  Moscow message serials: 18, 13, 20, 22, 24, 15, 17, 26-33, 36, 900, 902, 899, 910,...

  , 36-37, 37, 39-45, 60, 54, 57, 55, -, 64-66, 69, 71.

  Held by

  The National Archives, Kew

  Date

  1936 Oct

  Reference

  HW 17/15/1

• Catalogue level

  Item

  Moscow message serials: 7-8, 11, 9-10, 12, 20, 24, 1, 26, 31-36, 13. London message...

  Moscow message serials: 7-8, 11, 9-10, 12, 20, 24, 1, 26, 31-36, 13. London message serials: 2-4, 6, 5, 8?, 9, 10, 13-14, 16?-17.

  Held by

  The National Archives, Kew

  Date

  1936 Oct

  Reference

  HW 17/22/4

• Catalogue level

  Item

  Moscow message serials: 25-27, 26, 28, 32, 34-36. London message serials: 155-162,...

  Moscow message serials: 25-27, 26, 28, 32, 34-36. London message serials: 155-162, 169.

  Held by

  The National Archives, Kew

  Date

  1934 May

  Reference

  HW 17/16/4

• Catalogue level

  Item

  Moscow to Basle message serials: 101, 100, 102. Basle to Moscow message serials:...

  Basle to Moscow message serials: 36, 46 (No internal dates), 50 (No internal dates).

  Held by

  The National Archives, Kew

  Date

  1934 Apr

  Reference

  HW 17/32/2

• Catalogue level

  Item

  Moscow message serials: 31, 36, 38, 40, 43-45, 61, 72, 68.

  Moscow message serials: 31, 36, 38, 40, 43-45, 61, 72, 68.

  Held by

  The National Archives, Kew

  Date

  1935 Jan

  Reference

  HW 17/13/5

• Catalogue level

  Item

  Moscow message serials: 28, 30-31, 33-50, 53-56, 51-52, 57-59. Amsterdam message...

  Amsterdam message serials: 5-7, 9, 11, 14-18, 18, 28-30, 32-36, 38-39, 41-45, 49.

  Held by

  The National Archives, Kew

  Date

  1934 Dec

  Reference

  HW 17/24/6

• Catalogue level

  Item

  Moscow; Fragmentary Prague text.

  Moscow; Fragmentary Prague text.

  Held by

  The National Archives, Kew

  Date

  1940 Mar 1

  Reference

  HW 15/37/1

• Catalogue level

  Item

  Bogota: References to information obtained through "MAZUR" and payment made in his...

  Bogota: References to information obtained through "MAZUR" and payment made in his name.

  Held by

  The National Archives, Kew

  Date

  1945 Nov 25

  Reference

  HW 15/5/65