The Time Wardens' voyage to Cold War Berlin is the latest exciting entry in the "Time Station" series. It's their job to protect the timeline from irreparable harm--and now that time travel has created a new breed of criminal, they are all that stands between the past as we know it and a future warped by evil.

Time Station 3: Berlin 1997, Ace Books

ISBN-13: 9780441004737

Mass-market paperback