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
The History of British Sigint 1914-1945. Vol I: Chapters I-XII. Period 1: 'Introductory,...
Catalogue reference: HW 43/1
What’s it about?
This record is about the The History of British Sigint 1914-1945. Vol I: Chapters I-XII. Period 1: 'Introductory,... dating from 1914 Aug 01-1939 Aug 31 in the series Government Code and Cypher School: Histories of British Sigint. It is held at The National Archives, Kew.
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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 43/1
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Date (When the record was created)
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1914 Aug 01-1939 Aug 31
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Description (What the record is about)
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The History of British Sigint 1914-1945. Vol I: Chapters I-XII. Period 1: 'Introductory, Aug 1914-Aug 1939'. Period 2: 'Improvising, Sept 1939-Dec 1940'. Period 3: 'Formative, Jan 1941-Feb 1942'
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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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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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- Topics
- Intelligence
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C10959835/
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Series information
HW 43
Government Code and Cypher School: Histories of British Sigint
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)
96 records
Within the series: HW 43
Government Code and Cypher School: Histories of British Sigint
You are currently looking at the piece: HW 43/1
The History of British Sigint 1914-1945. Vol I: Chapters I-XII. Period 1: 'Introductory,...
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