Stock Photo - Code documentation from Bletchley Park. This was the central site for British (and subsequently, Allied) code breakers during World War II. It housed the Government Code and Cypher School (GC&CS), which regularly penetrated the secret communications of the Axis Powers including the German Enigma and Lorenz ciphers.

Stock Photo: Code documentation from Bletchley Park. This was the central site for British (and subsequently, Allied) code breakers during World War II.

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