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Alan Turing Enigma papers found at Bletchley Park | |
(about 1 hour later) | |
Top-secret documents that used the work of Alan Turing to break the German Enigma code have been discovered lining the walls of a World War Two codebreaking hut. | |
The papers were found stuffed into the ceilings and holes of the walls, during renovations of Bletchley Park. | The papers were found stuffed into the ceilings and holes of the walls, during renovations of Bletchley Park. |
They include the only known examples of "Banbury sheets", used to speed up the decryption of Nazi messages. | They include the only known examples of "Banbury sheets", used to speed up the decryption of Nazi messages. |
Parts of an Atlas and a fashion article were also found in the roof of Hut 6. | Parts of an Atlas and a fashion article were also found in the roof of Hut 6. |
Bletchley Park's director of learning and collections, Victoria Worpole, said it was "quite rare" to find any new paperwork. | Bletchley Park's director of learning and collections, Victoria Worpole, said it was "quite rare" to find any new paperwork. |
She said: "It is quite interesting to think these were actual handwritten pieces of codebreaking, workings out." | She said: "It is quite interesting to think these were actual handwritten pieces of codebreaking, workings out." |
Some of the papers, believed to have been used to insulate the hut walls, have been sent off to GCHQ to be analysed. | Some of the papers, believed to have been used to insulate the hut walls, have been sent off to GCHQ to be analysed. |
"We are unveiling a mystery," said Mrs Worpole. | "We are unveiling a mystery," said Mrs Worpole. |
The artefacts will form part of an exhibition to take place in Hut 12 called The Restoration of Bletchley Park. | The artefacts will form part of an exhibition to take place in Hut 12 called The Restoration of Bletchley Park. |
Other items found during the restoration include a fragment of a 1940s teapot, bricks from Block F which was demolished in 1987 and a time capsule left inside a door, in Hut 11A. | Other items found during the restoration include a fragment of a 1940s teapot, bricks from Block F which was demolished in 1987 and a time capsule left inside a door, in Hut 11A. |
Alan Turing devised the "Banburisms" technique in 1940, to infer information about the probable daily setting on the naval Enigma machine. | Alan Turing devised the "Banburisms" technique in 1940, to infer information about the probable daily setting on the naval Enigma machine. |
It involved punching holes in long sheets of paper to represent different ciphers. | It involved punching holes in long sheets of paper to represent different ciphers. |
The renovation of the huts was part of an £8m revamp of Bletchley Park, to restore the wartime appearance of the site's historic blocks and huts, which had fallen into dereliction and disrepair. | The renovation of the huts was part of an £8m revamp of Bletchley Park, to restore the wartime appearance of the site's historic blocks and huts, which had fallen into dereliction and disrepair. |
The work of Mr Turing and others at Bletchley Park is widely acknowledged to have shortened the war by as much as two years. | The work of Mr Turing and others at Bletchley Park is widely acknowledged to have shortened the war by as much as two years. |
Bletchley's role in cracking German codes was kept secret until the 1970s. | Bletchley's role in cracking German codes was kept secret until the 1970s. |
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