The Currents of Space
Isaac Asimov
Galactic Empire Trilogy (2)
The Golden Torc
Julian May
Pliocene Exiles (2)
The Nonborn King
Pliocene Exiles (3)
The Adversary
Pliocene Exiles (4)
Pebble in the Sky
Galactic Empire Trilogy (3)
The Many Coloured Land
Pliocene Exiles (1)