No Bands Playing, No Flags Flying
Robert A. Heinlein
The Night Face | "Let the Spaceman Beware!"
Poul Anderson
Gap [4] Chaos and Order: The Gap Into Madness
Stephen R. Donaldson
The Gap Cycle (4)
Multiples (1983-87)
Robert Silverberg
Collected Silverberg (6)
Masks of Scorpio
Alan Burt Akers
Dray Prescot (31)