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.
Series
Heligoland Register of Out-letters
Catalogue reference: CO 347
What's it about?
CO 347
This series contains registers of out-letters relating to Heligoland.
Full description and record details
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Reference (The unique identifier to the record described, used to order and refer to it)
- CO 347
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Title (The name of the record)
- Heligoland Register of Out-letters
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Date (When the record was created)
- 1874-1910
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Description (What the record is about)
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This series contains registers of out-letters relating to Heligoland.
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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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Language (The language of the record)
- English
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Physical description (The amount and form of the record)
- 2 volume(s)
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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
- Europe and Russia
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C4538/
Catalogue hierarchy
Over 27 million records
372,528 records
You are currently looking at the series: CO 347
Heligoland Register of Out-letters
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