Adams, Simon,  <br/><br/>
Code breakers :   from hieroglyphs to hackers 

 - 96 pages :   colour illustrations ;   20 cm 
 - Dorling Kindersley mega bites .
 - Dorling Kindersley mega bites .
<br/><br/><label>ISBN: </label>075133751X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciphers ; Cryptography
<br/><br/><label>Dewey Class. No.: </label>652