Three Hearts and Three Lions
Poul Anderson
After Doomsday
The Dreaming Earth
John Brunner
Rendezvous on a Lost World
A. Bertram Chandler
John Grimes Rimworld (19)
A Fall of Moondust
Arthur C. Clarke
Delusion World
Gordon R. Dickson
The Stainless Steel Rat
Harry Harrison
The Stainless Steel Rat (4)
The Silver Eggheads
Fritz Leiber
This World Is Taboo
Murray Leinster
Med Service (4)
Blackman's Burden
Mack Reynolds
Homer Crawford (1)
Masters of Space
Edward E. Smith & E. Everett Evans
Pilgrimage: The Book of the People
Zenna Henderson
The People (1)