Four-Day Planet / Lone Star Planet
H. Beam Piper & John J. McGuire
High Sorcery
Andre Norton
By a Hair
The Space Willies
Eric Frank Russell
Invaders from Earth
Robert Silverberg
First on the Moon
Jeff Sutton
The Blue Atom
Robert Moore Williams
The Changeling Worlds
Kenneth Bulmer
Red Alert
Peter Bryant
First to the Stars
Rex Gordon
Masters of Evolution
Damon Knight
The Plot Against Earth
The Pirates of Zan
Murray Leinster
Secret of the Lost Race
The Planet Killers
One Against Herculum
Jerry Sohl
The 100th Millennium
John Brunner
The World Swappers
The Earth Gods Are Coming
The Games of Neith
Margaret St. Clair