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зашифрованное письмо (также "шифрованное письмо": A coded letter penned by the King of Spain in the 16th century has been deciphered by a team of researchers.  coasttocoastam.com ART Vancouver) | |||
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| кодовая буква | |||
| условная буква | |||
| coded letter: 6 phrases in 3 subjects |
| General | 2 |
| Technology | 3 |
| Telecommunications | 1 |