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In 1938, thanks to years of work by a remarkable female agent, MI5 ensured a package of British defence plans stayed secret.
Piece
MGB (Soviet Ministry of State Security) Traffic: Moscow with San Francisco. (Described...
Catalogue reference: HW 15/31
What’s it about?
This record is about the MGB (Soviet Ministry of State Security) Traffic: Moscow with San Francisco. (Described... dating from 1945 Jan 2-1946 June 14 in the series Government Code and Cypher School and Government Communications Headquarters: Venona.... 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)
- HW 15/31
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Date (When the record was created)
- 1945 Jan 2-1946 June 14
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Description (What the record is about)
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MGB (Soviet Ministry of State Security) Traffic: Moscow with San Francisco. (Described at item level)
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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)
- 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))
- 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/C3668520/
Series information
HW 15
Government Code and Cypher School and Government Communications Headquarters: Venona...
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)
3,327 records
Within the series: HW 15
Government Code and Cypher School and Government Communications Headquarters: Venona...
You are currently looking at the piece: HW 15/31
MGB (Soviet Ministry of State Security) Traffic: Moscow with San Francisco. (Described...
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