JULY 1967....THE MAN FROM P.I.G., Harry Harrison

JULY 1966....THE MESSAGE, Piers Anthony

DECEMBER  1966....AMAZON PLANET, Mach Reynolds

AUGUST 1967....STARFOG, Poul Anerson

JULY 1965,....TRADER TEAM, Poul Anderson

JUNE 1965....HYDROGEN FUSION REACTOR, Edward Walterscheid

JANUARY 1967....SUPER NOVA, Poul Anderson

JUNE 1966....THE ANCIENT GODS,Poul Anderson

MARCH 1966....GIANT METEOR IMPACT, J.E. Envever