Trample an Empire Down
Mack Reynolds
Brain World
United Planets (7)
The Best Ye Breed
Homer Crawford (3)
Perchance to Dream
After Utopia
Space Visitor
Equality: In the Year 2000
Julian West (Reynolds) (2)
Police Patrol: 2000 A.D.
Police Patrol (1)
Galactic Medal of Honor
Day After Tomorrow
Section G: United Planets
United Planets (6)
Ability Quotient
The Towers of Utopia
Bat Hardin (2)
Tomorrow Might Be Different
Satellite City
Lagrange (2)
The Rival Rigelians and Planetary Agent X
United Planets (1)
Commune 2000 A.D.
Bat Hardin (1)
Once Departed
Pstalemate
Lester Del Rey
Waiting for Billy Star
Tom Reamy