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
Number not used
Catalogue reference: HW 8/25
What’s it about?
This record is about the Number not used 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?
No, this record is not available online. Find out more.
Can I see it in person?
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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 8/25
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Description (What the record is about)
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Number not used
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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
- Navy
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C11079159/
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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 8/25
Number not used
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