Sechs ungelöste Chiffren: In den mysteriösen Codes, die die W...
Six Unsolved Ciphers : Inside the Mysterious Codes That Have Confounded the World's Greatest Cryptographers, Paperback by Belfield, Richard, ISBN 1569756287, ISBN-13 9781569756287, Brand New, Free P&P in the UK A survey of the world's most famous unsolved secret codes documents their stories and the monumental efforts that have been applied to their solutions, from the sobering tale of the Zodiac serial killings to the Beale Papers' promise about a lucrative treasure in Virginia's Bedford County. Original.
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