The Great Gray Plague
Raymond F. Jones
The Defiant Agents
Andre Norton
Ross Murdock / Time Traders (3)
The Talkative Tree
H. B. Fyfe
The Last Place on Earth
Jim Harmon
Operation Terror
Murray Leinster
Talents, Incorporated
Naudsonce
H. Beam Piper
An Incident on Route 12
James H. Schmitz
2 B R 0 2 B
Kurt Vonnegut, Jr.
Planet of the Damned
Harry Harrison
Brion Brandd (1)
The Planet Savers
Marion Zimmer Bradley
Darkover (17)