Ace Paperbacks (US)
| Number | Author | Title |
|---|---|---|
| D1 | Samuel W. Taylor | The Grinning Gismo |
| Keith Vining | Too Hot for Hell | |
| D2 | W. Colt MacDonald | Bad Man's Return |
| J. Edward Leithead | Bloody Hoofs | |
| D3 | Kate Clugston | Twist the Knife Slowly |
| Mel Coulton | The Big Fix | |
| D4 | Walter A. Tompkins | Rimrock Rider |
| L.B. Patten | Massacre at White River | |
| D5 | Harry Whittington | Drawn to Evil |
| Eaton K. Goldthwaite | The Scarlet Spade | |
| D6 | William E. Vance | The Branded Lawman |
| Nelson Nye | Plunder Valley | |
| D7 | Harry Whittington | So Dead My Love |
| Stephen Ransome | I, The Executioner | |
| D8 | Alan K. Echois | Terror Rides the Range |
| Tom West | Gunsmoke Gold | |
| D9 | Michael Morgan | Decay |
| Sherwood King | If I Die Before I Wake | |
| D10 | Leslie Scott | The Brazos Firebrand |
| Gordon Young | Hell on Hoofs | |
| D11 | Day Keene | Mrs. Homicide |
| William L. Stuart | Dead Ahead | |
| D12 | Dean Qwen | The Man From Boot Hill |
| Dan J. Stevens | Wild Horse Range | |
| D13 | Leslie Edgley | The Judas Goat |
| Theodore S. Drachman | Cry Plague! | |
| D14 | George Kilrain | Maverick With a Star |
| Paul Evan Lehman | Vultures on Horseback | |
| D15 | William Lee (William Burroughs) | Junkie |
| Maurice Helbrant | Narcotic Agent | |
| D16 | Jules & Edmund de Goncourt | Germinie |
| Paul Bourget | Crime d' Amour | |
| D17 | Roney Scott | Shakedown |
| Walter Ericson | The Darkness Within | |
| D18 | J. Edward Leithead | The Lead Slingers |
| Brad Ward | The Hanging Hills | |
| D19 | Leslie Edgley | Fear No More |
| Mel Colton | Never Kill a Cop | |
| D20 | Roy Manning | The Desperate Code |
| Alan K. Echols | Double Cross Brand | |
| D21 | John N. Makris | Nightshade |
| Lester Dent | High Stakes | |
| D22 | Leslie Scott | Badlands Masquerader |
| Bliss Lomax | Mavericks of the Plains | |
| D23 | Stuart Brock | Bring Back Her Body |
| Richard Sale | Passing Strange | |
| D24 | Tom West | Vulture Valley |
| John Callahan | The Sidewinders | |
| D25 | P. G. Wodehouse | The Code of the Wooster |
| P. G. Wodehouse | Quick Service | |
| D26 | Charles Pettit | The Impotent General |
| Harold Acton & Lee Yi-Hsieh | Love In a Junk & Other Exotic Tales | |
| D27 | Bruno Fischer | The Fingered Man |
| Mel Colton | Double Take | |
| D28 | Paul Evan | Gunsmoke Kingdom |
| William E. Vance | Avenger from Nowhere | |
| D29 | J F. Hutton | Dead Man Friday |
| Ross Laurence | The Fast Buck | |
| D30 | Brad Ward | Johnny Sundance |
| George Kilrain | South to Santa Fe | |
| D31 | A. E. Van Vogt | Universe Maker |
| A. E. Van Vogt | The World of Null | |
| D32 | Dorothy Malone | Cookbook for Beginners |
| D33 | Carl G. Hodges | Murder by the Pack |
| Frank Kane | About Face | |
| D34 | Ken Murray | Hellion's Hole |
| Ken Murray | Feud in Piney Plato | |
| D35 | Jack Houston | Open All Night |
| Rae Loomis | The Marina Street Girls | |
| D36 | Robert O. Howard | Conan the Conqueror |
| Leigh Brackett | The Sword of Rhiannon | |
| D37 | Marvin Claire | The Drowning Wire |
| Will Oursier | Departure Delayed | |
| D38 | Jim Mayo | Showdown at Yellow Butte |
| Bliss Lomas | Outlaw River | |
| D39 | Frank Gruber | Quantrill's Raiders |
| Frank Gruber | Rebel Road | |
| D40 | William Irish | Waltz Into Darkness |
| Malden Grange Bishop | Scylla | |
| D41 | Thomas B Dewey | Mourning After |
| Day Keene | Death House Doll | |
| D42 | Walker A. Tompkins | One Against a Bullet Horde |
| Charles M (Chuck) Martin | Law for Tombstone | |
| D43 | George S Viereck & Paul Eldridge | Salome, My First 2,000 Years of Love |
| D44 | Eric Frank Russell | Sentinels of Space |
| Don Wollheim | The Ultimate Invader | |
| D45 | Martin L. Weiss | Death Hitches a Ride |
| Leslie Edgley. | Tracked Down | |
| D46 | Roy Manning | Vengeance Valley |
| Chuck Martin | Law From Back Beyond | |
| D47 | Joe Barry | Kiss and Kill |
| Richard Powell | On the Hook | |
| D48 | Jim Mayo | Utah Blame |
| Brad Ward | Desert Showdown | |
| D49 | Charles Grayson | The Golden Temptress |
| Dan Cushman | Tongking! | |
| D50 | Wilene Shaw | The Mating Call |
| Doro Grant | Ban 'un | |
| D51 | Lawrence Treat | Over the Edge |
| Emmett McDowell | Switcheroo | |
| D52 | Louis L'amour | Crossfire Trail |
| William Coil MacDonald | Boomtown Buccaneers | |
| D53 | Murray Leinster | Gateway to Elsewhere |
| A E. Van Vogt | The Weapon Shops of Isher | |
| D54 | Carl Offord | The Naked Fear |
| D55 | Michael Stark | Kill-box |
| Robert Turner | The Tobacco Auction Murders | |
| D56 | Bliss Lomax | Ambush at Coffin Canyon |
| Clement Hardin | Hellbent for a Hangrope | |
| D57 | Charles L Leonard | Treachery in Trieste |
| A S. Fleischman | Counterspy Express | |
| D58 | Joachim Joesten | Vice, Inc |
| D59 | Robert Bloch | Spiderweb |
| David Alexander | The Corpse in My Bed |