The Altman Code
Robert Ludlum & Gayle Lynds
Covert-One (4)
Jumper Cable
Piers Anthony
Xanth (33)
Merlin
Stephen R. Lawhead
The Pendragon Cycle (2)
Red Rabbit
Tom Clancy
Jack Ryan (3)
Mindstar Rising
Peter F. Hamilton
Greg Mandel (1)