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Charts & Graphs
Fifteen hundred years of industrial espionage.
Code names used by the NSA.
How to recruit an OSS agent.
Field instructions for agents of the Stasi, the secret police agency of the East German government.
Secret messages, from Caesar to Snowden.
False flags and secret agendas.
Pop lyricists share their surveillance concerns.
Agents in the field.
The demise of spies.
Hidden messages, deceptive objects.