Unsolved :

Bauer, Craig P.

Unsolved : the history and mystery of the world's greatest ciphers from ancient egypt to online secret societies by Craig P. Bauer - New Jersey : Princeton University Press, ©2017. - x, 620 p. : ill. ; 20 cm.

9780691192291

32004685


Ciphers

005.824 / BAU-U
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