Ace Doubles

n0nextant, bnielsen, Sylak, jim.antares, surly, bookzen, yesssman, battlinjack, crotchetyoldfan, StormRaven, algor_langeaux, LouBriccant, iluvvideo, pcrank, coleaj, att, rogueleader, clarkesworld, johnnyapollo, Musereader, trott, paulhurtley, FunnyGrampa, rgurskey, lein, wdavidlewis, stevelinton, DisassemblyOfReason, bunnygirl, RicketyCat, chrisloganedwards, SimonW11, Dannelke, GreyRoger, Nanaimo, dowd, elusivecritter, selfnoise, AsYouKnow_Bob

The Rim Gods / The High Hex (Ace Double 72400) by A. Bertram Chandler (10), The Coils of Time / Into the Alternate Universe (Ace Double M-107) by A. Bertram Chandler (12), Nebula Alert / The Rival Rigelians by A. Bertram Chandler (10), The Hunters of Jundagai / Project Jove by Kenneth Bulmer (8), Enigma From Tantalus / The Repairmen of Cyclops by John Brunner (10), First Through Time by Rex Gordon (8), A Planet of Your Own / The Beasts of Kohl (Ace Double) by John Rackham (8), New Writings in SF-1 by John Carnell (10), Space Captain; and, The Mad Metropolis by Philip E. High (8), This world is taboo by Murray Leinster (9), To Outrun Doomsday by Kenneth Bulmer (9), The Falling Torch by Algis Budrys (14), S.O.S. from Three Worlds by Murray Leinster (8), The Space Willies / Six Worlds Yonder (Classic Ace Double D-315) by Eric Frank Russell (9), Empire Star / The Tree Lord of Imeten by Samuel R. Delany (8), The Wailing Asteroid by Murray Leinster (10), The Mutant Weapon / The Pirates of Zan (Ace Double D-403) by Murray Leinster (8), Seeds of Change by Thomas F. Monteleone (8), The Dark Intruder and Other Stories / Falcons of Narabedla (Ace Double F-273) by Marion Zimmer Bradley (9), To Challenge Chaos by Brian M. Stableford (8), The Productions of Time by John Brunner (10), To Conquer Chaos by John Brunner (9), Into the Slave Nebula by John Brunner (8), Doctor to the Stars by Murray Leinster (9), The Darkness on Diamondia by A. E. van Vogt (11)

Dune by Frank Herbert (27), Starship Troopers by Robert A. Heinlein (26), Rendezvous with Rama by Arthur C. Clarke (23), The Demolished Man by Alfred Bester (23), The Hobbit by J. R. R. Tolkien (22), Children of Dune by Frank Herbert (22), Ringworld by Larry Niven (21), The Two Towers by J. R. R. Tolkien (21), Foundation and Empire by Isaac Asimov (21), The Man in the High Castle by Philip K. Dick (21), The Stars My Destination by Alfred Bester (21), I, Robot [Anthology] by Isaac Asimov (20), Dune Messiah by Frank Herbert (20), Friday by Robert A. Heinlein (20), Way Station by Clifford D. Simak (20), The Martian Chronicles by Ray Bradbury (20), The Silmarillion by J. R. R. Tolkien (20), The Hitchhiker's Guide to the Galaxy by Douglas Adams (20), The Return of the King by J. R. R. Tolkien (20), Fahrenheit 451 by Ray Bradbury (20), The Naked Sun by Isaac Asimov (20), Foundation's Edge by Isaac Asimov (20), Orphans of the Sky by Robert A. Heinlein (19), The Dispossessed by Ursula K. Le Guin (19), The Mote in God's Eye by Larry Niven (19)