by Bow, James.
[ 01. English Non Fiction ] Series: Mystery files Physical details: 32 pages : color illustrations ; 26 cm. Subject(s): Cryptography. | Ciphers. | Signs and symbols.
Item type :
01. English Non Fiction
| Location | Call Number | Status | Date Due |
|---|---|---|---|
| Stratford Elementary | 652.8 BOW | Available |
Includes bibliographical references(page 31) and index.