Vance) The Pleasant Grove Murder (1967) 67131 NA L. L. Foreman Plundering Gun 67145 SF Michael Kurland Pluribus 67402 SF Robert A. Heinlein Podkayne of Mars 67555 SF Andre Norton Postmarked the Stars (1969) 67580 WE Ray Hogan The Vengeance Gun / L. L. Foreman Powdersmoke Partners (1973) 67800 SF Philip K. Dick The Preserving Machine (1969) 67801 SF Philip K. Dick The Preserving Machine (1976) 67900 SF Thomas M. Disch The Prisoner (1969) 67901 SF David McDaniel The Prisoner#2 67902 SF Hank Stine The Prisoner#3 (1970) 67937 SF L. Sprague de Camp The Prisoner of Zhamanak 68023 SF Gordon R. Dickson Pro 68305 SF Stephen Robinette Projections 68310 SF John Glasby Project Jove / Ken Bulmer The Hunters of Jundagai (August 1971) 69168 SF Arsen Darnay The Purgatory Zone (1981) 69190 SF L. Sprague de Camp The Purple Pterodactyls: The Adventures of Wilson Newbury, Ensorcelled Financier (1980) 69540 SF D. G. Compton The Quality of Mercy 69658 SF L. Sprague de Camp The Queen of Zamba 69681 SF Andre Norton Quest Crosstime 69682 SF Andre Norton Quest Crosstime 69683 SF Andre Norton Quest Crosstime 69684 SF Andre Norton Quest Crosstime 69700 SF A. E. van Vogt Quest for the Future 69770 SF Poul Anderson Question and Answer 69992 SF Jack L. Chalker Quintara Marathon#1: The Demons at Rainbow Bridge 70350 WE Nelson Nye Hideout Mountain / Rafe (1962) 71000 NA Manfred von Richthofen The Red Baron (1969) 71001 NA Manfred von Richthofen The Red Baron 71065 SF Alfred Coppel (as Robert Cham Gilman) The Rebel of Rhada (1968) 71076 NA Clifton Adams Reckless Men 71082 SF Claude Nunes and Rhoda Nunes Recoil / E. C. Tubb Lallia (April 1971) 71083 SF E. C. Tubb Lallia: Dumarest of Terra#6 (1982) 71100 SF Andre Norton Red Hart Magic (1979) 71140 SF Robert A. Heinlein Red Planet 71156 SF David C. Smith and Richard L. Tierney The Ring of Ikribu: Red Sonja#1 (1981) 71157 SF David C. Smith and Richard L. Tierney Demon Night: Red Sonja#2 (1982) 71158 SF David C. Smith and Richard L. Tierney When Hell Laughs: Red Sonja#3 (1982) 71159 SF David C. Smith and Richard L. Tierney Endithor's Daughter: Red Sonja#4 (1982) 71160 SF D. D. Chapman and Deloris Lehman Tarzan Red Tide 71161 SF David C. Smith and Richard L. Tierney Against the Prince of Hell: Red Sonja#5 (1983) 71162 SF David C. Smith and Richard L.