Division
General records of the Government Code and Cypher School
Catalogue reference:
Date: 1914-1979
href="HW-d1-c49">HW 49; Papers on writing of the history of British signals intelligence HW 50; Papers relating to comsec editing of Winston...
Item
Growth of Japanese Naval Section: (a) Cryptanalysis (b) WTI and TA [Traffic Analysis]...
Catalogue reference: HW 50/16/4
What’s it about?
This record is about the Growth of Japanese Naval Section: (a) Cryptanalysis (b) WTI and TA [Traffic Analysis]... dating from 1942 Jul 26 - 1945 Jan 31 in the series Government Code and Cypher School and Government Communications Headquarters: Records.... It is held at The National Archives, Kew.
Is it available online?
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Full description and record details
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Reference (The unique identifier to the record described, used to order and refer to it)
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HW 50/16/4
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Date (When the record was created)
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1942 Jul 26 - 1945 Jan 31
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Description (What the record is about)
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Growth of Japanese Naval Section: (a) Cryptanalysis (b) WTI and TA [Traffic Analysis] (c) Current and General Intelligence (d) Staff. Draft history with editing by Birch
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Held by (Who holds the record)
- The National Archives, Kew
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Legal status (A note as to whether the record being described is a Public Record or not)
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Public Record(s)
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Access conditions (Information on conditions that restrict or affect access to the record)
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Retained Until 2004
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Closure status (Whether the record is ‘open’ (available to the public) or ‘closed’ (not available due to a legal exemption))
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Open Document, Open Description
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C9077721/
How to order it
- View this record page in our current catalogue
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Series information
HW 50
Government Code and Cypher School and Government Communications Headquarters: Records...
See the series level description for more information about this record.
Catalogue hierarchy
Over 27 million records
This record is held at The National Archives, Kew
17,110 records
Within the department: HW
Records created or inherited by Government Communications Headquarters (GCHQ)
149 records
Within the series: HW 50
Government Code and Cypher School and Government Communications Headquarters: Records...
5 records
Within the piece: HW 50/16
GC&CS Japanese Naval Section Extracts from Supporting Histories apparently for historical...
You are currently looking at the item: HW 50/16/4
Growth of Japanese Naval Section: (a) Cryptanalysis (b) WTI and TA [Traffic Analysis]...
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