The Lost Island: a Gideon Crew novel

Gideon Crew -- brilliant scientist, master thief -- is living on borrowed time. When his mysterious employer, Eli Glinn, gives him an eyebrow-raising mission, he has no reason to refuse. Gideon's task: steal a page from the priceless Book of Kells, now on display in New York City and protected by unbreakable security. Accomplishing the impossible, Gideon steals the parchment -- only to learn that hidden beneath the gorgeously illuminated image is a treasure map dating back to the time of the ancient Greeks