Mysterious Messages : A History of Codes and Ciphers /

Blackwood, Gary

Mysterious Messages : A History of Codes and Ciphers / by Gary Blackwood - First Scholastic printing, September 2010 - New York : Scholastic ; 2009. - 170 pages : illustrations ; 19 cm .

Z


From the ingenious ciphers of Italian princes to the spy books of the Civil War to the advanced techniques of the CIA, codes and code breaking have played important roles throughout history.

1150
Lexile
Z
Raz-Plus


9780545290081


cryptography--non-fiction
espionage--non-fiction

Z103.B53

652.8