Record revealed
A dramatic plea for Churchill’s help from Bletchley Park
In 1941, four Government Code and Cypher School cryptanalysts, including Alan Turing, made a stunning appeal directly to Winston Churchill.
Piece
Index to HIS 1-115
Catalogue reference: BT 131/116
What’s it about?
This record is about the Index to HIS 1-115 in the series Ministry of Supply: War Histories (1939-1945): Files. 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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BT 131/116
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Description (What the record is about)
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Index to HIS 1-115
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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
- Resources
- Official publications
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C4061457/
How to order it
- View this record page in our current catalogue
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- Select an option and follow instructions
Series information
BT 131
Ministry of Supply: War Histories (1939-1945): Files
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
2,674,133 records
Within the department: BT
Records of the Board of Trade and of successor and related bodies
138 records
Within the series: BT 131
Ministry of Supply: War Histories (1939-1945): Files
You are currently looking at the piece: BT 131/116
Index to HIS 1-115
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