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Codes & Ciphers: Clever Devices for Coding & Decoding to Cut Out and Make
Gerald Jenkins
€ 11.90
FREE Delivery in Ireland
Description for Codes & Ciphers: Clever Devices for Coding & Decoding to Cut Out and Make
Paperback. Make this collection of seven ingenious paper gadgets which introduce and explain many of the concepts used in cipher machines. Decode the secret messages and then start to understand how cryptographers try to protect information from prying eyes. Num Pages: 32 pages. BIC Classification: YBG; YNPH; YNVP. Category: (J) Children / Juvenile. Dimension: 300 x 210 x 7. Weight in Grams: 172.
Product Details
Publisher
Tarquin
Format
Paperback
Publication date
1999
Condition
New
Number of Pages
32
Place of Publication
St Albans, United Kingdom
ISBN
9781899618538
SKU
V9781899618538
Shipping Time
Usually ships in 15 to 20 working days
Ref
99-30
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