Focus on
Olga Gray and the Woolwich Arsenal Spy Ring
In 1938, thanks to years of work by a remarkable female agent, MI5 ensured a package of British defence plans stayed secret.
Series
Government Code and Cypher School: Military Section: Reports of Japanese Military...
Catalogue reference: HW 35
What's it about?
HW 35
This series contains reports of decrypts of signals of attachees at various posts world-wide.
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 35
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Title (The name of the record)
- Government Code and Cypher School: Military Section: Reports of Japanese Military Attachees Decrypts
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Date (When the record was created)
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1942-1945
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Description (What the record is about)
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This series contains reports of decrypts of signals of attachees at various posts world-wide.
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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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Language (The language of the record)
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English
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Creator(s) (The creator of the record)
- Government Code and Cypher School, Army Section, 1930-1946
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Physical description (The amount and form of the record)
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111 file(s)
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Access conditions (Information on conditions that restrict or affect access to the record)
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Open
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Immediate source of acquisition (When and where the record was acquired from)
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from 2001 Government Communications Headquarters
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Subjects (Categories and themes found in our collection (our subject list is under development, and some records may have no subjects or fewer than expected))
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- Topics
- Intelligence
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Accumulation dates (The dates the record was accumulated)
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File series ran from June 1943 to January 1946
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Accruals (Indicates whether the archive expects to receive further records in future)
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Series is accruing.
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Selection and destruction information (Information about how the record was selected for archiving)
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This series documents a significant aspect of the conduct of the Second World War and in accordance with the published PRO acquisition policy (paragraph 2.2.1.3) all surviving reports have been preserved.
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C15590/
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)
You are currently looking at the series: HW 35
Government Code and Cypher School: Military Section: Reports of Japanese Military Attachees Decrypts
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