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128 pages • first pub 1996 (editions)
ISBN/UID: 9780471146209
Format: Paperback
Language: English
Publisher: Jossey-Bass
Publication date: 21 September 1996
Description
Sh-h-h-h-h-h Top Secret... Crack the code of superspy science fun Make your own spy sunglasses * Write messages with invisible ink * Hook up a secret alarm, and much more Discover how spies use science to keep--or uncover--top secrets.Lear...
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128 pages • first pub 1996 (editions)
ISBN/UID: 9780471146209
Format: Paperback
Language: English
Publisher: Jossey-Bass
Publication date: 21 September 1996
Description
Sh-h-h-h-h-h Top Secret... Crack the code of superspy science fun Make your own spy sunglasses * Write messages with invisible ink * Hook up a secret alarm, and much more Discover how spies use science to keep--or uncover--top secrets.Lear...
Community Reviews
Content Warnings