The Aliens
Murray Leinster
All These Earths
F. M. Busby
The Aluminum Man
G. C. Edmondson
The Burning World
J. G. Ballard
Catastrophe Planet
Keith Laumer
Counter-Clock World
Philip K. Dick
Creatures of the Abyss
The Daleth Effect
Harry Harrison
The Day of Forever
The Disinherited
Poul Anderson
The Drought
The Drowned World