The Psionic Menace
John Brunner
Pawn to Infinity
Fred Saberhagen & Joan Spicci Saberhagen
Listen! The Stars!
The Rebellers
Jane Roberts
Flight From Yesterday
Robert Moore Williams
The Astronauts Must Not Land
The Land of Hidden Men
Edgar Rice Burroughs
The Rites of Ohe
The Lost Continent
Falcons of Narabedla
Marion Zimmer Bradley
The Million Year Hunt
Kenneth Bulmer