Stacked floor-to-ceiling was a massive maze of over 23,000 rare, stolen books. Stephen Blumberg was just an Iowa bookworm who couldn't stop stealing them. Get our free mobile appCredit: Canva Credit: CanvaFor over 20 years, Stephen Blumberg was a one-man cat burglar. Blumberg wasn't doing it for the money any of this for the money. It took team members multiple days to pack up the evidence, eventually loading 19 tons of books into a 40-foot semi-truck.