Dayworld Rebel
Philip José Farmer
Dayworld (2)
The Black Tower
Philip José Farmer's The Dungeon (1)
Riders of the Purple Wage
A Feast Unknown: The Wold Newton Parallel Universe
Secrets of the Nine (1)
Lord of the Trees (Secrets of the Nine #2 - Wold Newton Parallel ...
Secrets of the Nine (2)
To Your Scattered Bodies Go A Novel of Riverworld
Riverworld (1)
The Dark Design
Riverworld (3)
The Magic Labyrinth
Riverworld (4)
Father to the Stars
Philip José Farmer & Chris Foss
The Other Log of Phileas Fogg
Wold Newton (4)
The Stone God Awakens
Nothing Burns in Hell
Red Orc's Rage
World of Tiers (6)
Worlds of Maybe: Seven Stories of Science Fiction
Robert Silverberg & Murray Leinster & Philip José Farmer & Miriam Allen Deford & Larry Niven & Isaac Asimov & Poul Anderson
The Complete Riverworld Anthology