Ancient codes : the Phaistos Disc and the Voynich manuscript -- Buried treasure : the Beale papers -- A playful composition : the Dorabella cipher -- Two challenge ciphers -- A killer's ciphers : the Zodiac -- Challenging the experts : the Kryptos monument.
Indexed In:
Junior Library Guild
Summary
Readers examine eight codes and ciphers that could not be cracked. These riddles have eluded the best cryptographers, but, with time, new tools, and a little luck, the eight codes will someday be cracked.
