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Spies and their gadgets
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Presents a brief overview of a number of methods and gadgets used by spies, from the earliest uses of codes and ciphers to high-tech methods made possible by computers.
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Presents a brief overview of a number of methods and gadgets used by spies, from the earliest uses of codes and ciphers to high-tech methods made possible by computers.
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"Presents a brief overview of a number of methods and gadgets used by spies, from the earliest uses of codes and ciphers to high-tech methods made possible by computers."
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