Cassettes.
First book in the Bourne Trilogy.
Who is Jason Bourne? And why does he have four million dollars in a Swiss bank account? This high tension superthriller is the story of a man who has lost his memory, and his search to find out who he is and what he has done. Jason Bourne starts with one clue: somebody wants him dead. And the more he discovers, the more terrifying his quest becomes . . .