The Other Wind
Ursula K. Le Guin
Earthsea Cycle (6)
Delila und der Raummonteur: Roman
Robert A. Heinlein
Future History or "Heinlein Timeline" (6)
Qualify
Vera Nazarian
The Atlantis Grail (1)
The Man who Sold the Moon
Future History or "Heinlein Timeline" (5)
The Number of the Beast: A Parallel Novel About Parallel Universes
The World As Myth (2)