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Unsolved! : the history and mystery of the world's greatest ciphers from ancient Egypt to online secret societies / Craig Bauer.

by Bauer, Craig P [author].

Material type: book Book; Format: print ; Literary form: Not fiction Publisher: Princeton ; Oxford : Princeton University Press, c2017Availability: Items available for loan: Science Museum London [Call number: 003.26:93 BAUER] (1).
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Secret history : the story of cryptology / Craig P. Bauer.

by Bauer, Craig P.

Material type: book Book; Format: print ; Literary form: Not fiction Publisher: Boca Raton, Florida ; London : CRC Press, c2013Availability: Items available for loan: Science Museum London [Call number: 003.26:93 BAUER] (1).
Lists: