Más información sobre el libro
Operation Ultra was designed to intercept & decode German signals sent using Enigma, the top-secret German cypher machine. F.W. Winterbotham, was the man responsible for the organization, distribution & security of Ultra. This is his personal account of the operation.
Compra de libros
The Ultra secret, Frederick W. Winterbotham
- Desgarro notable
- Idioma
- Publicado en
- 1974
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