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
Memorandum by de Grey of 17 August 1949. Includes incomplete copy of covering letter...
Catalogue reference: HW 50/50
What’s it about?
This record is about the Memorandum by de Grey of 17 August 1949. Includes incomplete copy of covering letter... dating from 1939 Sep 01 - 1949 Aug 17 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?
No, this record is not available online. However, you can order a copy. Other ways to view it.
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Yes, this record is held at The National Archives and is available to see in person. How to view it.
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 50/50
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Date (When the record was created)
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1939 Sep 01 - 1949 Aug 17
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Description (What the record is about)
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Memorandum by de Grey of 17 August 1949. Includes incomplete copy of covering letter and photograph of Nigel de Grey. An incisive and hard-hitting survey of the over-all organisation of GC&CS and of British Sigint in general during World War II with the intention of providing lessons for the future
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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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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/C11205591/
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- 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...
You are currently looking at the piece: HW 50/50
Memorandum by de Grey of 17 August 1949. Includes incomplete copy of covering letter...
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