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.
Piece
Traffic Analysis, European by J.M. Beaumont (includes note in appreciation by Frank...
Catalogue reference: HW 8/50
What’s it about?
This record is about the Traffic Analysis, European by J.M. Beaumont (includes note in appreciation by Frank... dating from 1939 Sep 01-1946 Mar 20 in the series Government Code and Cypher School: Naval Section: Reports, Working Aids and Correspondence. 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 8/50
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Date (When the record was created)
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1939 Sep 01-1946 Mar 20
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Description (What the record is about)
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Traffic Analysis, European by J.M. Beaumont (includes note in appreciation by Frank Birch).
A history of the analysis of German, Italian, French, Spanish and Portuguese naval communications during the war with the object of producing inferential intelligence and of providing support to interceptors and cryptographers.
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Held by (Who holds the record)
- The National Archives, Kew
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Former department reference (Former identifier given by the originating creator)
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TASK C.II.A.
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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 2002
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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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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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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C11079097/
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Series information
HW 8
Government Code and Cypher School: Naval Section: Reports, Working Aids and Correspondence
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)
181 records
Within the series: HW 8
Government Code and Cypher School: Naval Section: Reports, Working Aids and Correspondence
You are currently looking at the piece: HW 8/50
Traffic Analysis, European by J.M. Beaumont (includes note in appreciation by Frank...
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