399
- D-300 NA J. Walter Small The Dance Merchants (1958)
- D-301 MY Jack Webb (as John Farr) The Deadly Combo / Russ Winterbotham (as J. Harvey Bond) Murder Isn't Funny (1958)
- D-302 NA Maurice Druon The Iron King (1956)
- D-303 SF Poul Anderson The Snows of Ganymede / War of the Wing-Men (1958)
- D-304 WE Archie Joscelyn River To The Sunset / Ben Smith Trouble At Breakdam (1958)
- D-305 MY Vic Rodell Free-Lance Murder / Louis King Cornered (1958)
- D-306 NA Peyson Antholz All Shook Up (1958)
- D-307 NA Brant House (ed.) From Eve On: Wit And Wisdom About Women (1958)
- D-308 WE Jack M. Bickham Gunman's Gamble / Roy Manning Draw And Die! (1958)
- D-309 SF H.G. Wells The Island Of Dr. Moreau (1958)
- D-310 NA Marcos Spinelli Mocambu (1958)
- D-311 SF Robert Silverberg Stepsons of Terra / Lan Wright A Man Called Destiny (1958)
- D-312 NA Harlan Ellison The Deadly Streets (1958)
- D-313 MY Samuel Krasney Design For Dying / J. M. Flynn The Deadly Boodle (1958)
- D-314 NA Blair Ashton Deeds Of Darkness (1958)
- D-315 SF Eric Frank Russell The Space Willies / Six Worlds Yonder (1958)
- D-316 WE Rod Patterson A Time For Guns / Barry Cord / Mesquite Johnny (1958)
- D-317 MY John Creighton The Wayward Blonde / Gerry Travis The Big Bite (1958)
- D-318 NA Donald Barr Chidsey Captain Crossbones (1958)
- D-319 NA Hans-Otto Meissner The Man With Three Faces (1958)
- D-320 WE Robert Mccaig The Rangemaster / William Hopson The Last Shoot-Out (1958)
- D-321 MY John Creighton Trial By Perjury / Louis Trimble The Smell Of Trouble (1958)
- D-322 SF Robert Moore Williams The Blue Atom / The Void Beyond and Other Stories (1958)
- D-323 NA Brant House The Violent Ones (1958)
- D-324 SF Ray Cummings Brigands Of The Moon (1958)
- D-325 NA Irving Werstein July 1863 (1958)
- D-326 NA Wilhelm Johnen Battling The Bombers
- D-327 SF Jeff Sutton First On The Moon
- D-328 WE Merle Constiner The Fourth Gunman / Tom West Slick On The Draw (1958)
- D-329 MY Robert Emmett Mcdowell (as Emmett Mcdowell) Stamped For Death / Robert Emmett Mcdowell (as Emmett Mcdowell) Three For The Gallows (1958)
- D-330 NA Bud Clifton Muscle Boy (1958)
- D-331 SF Kenneth Bulmer The Secret of Zi / Ray Cummings Beyond the Vanishing Point (1958)
- D-332 WE Kermit Welles Blood On Boot Hill / Ben Smith Stranger In Sundown (1959)
- D-333 MY Mike Brett Scream Street / John Creighton Stranglehold (1959)
- D-334 NA Stanley Johnston Queen Of The Flat-Tops (1958)
- D-335 SF Poul Anderson The War of Two Worlds / John Brunner Threshold of Eternity (1959)
- D-336 NA Samuel A. Krasney Morals Squad
- D-337 NA Jack Gerstine Play It Cool
- D-338 NA Edward De Roo The Fires Of Youth
- D-339 SF Clifford D. Simak Ring Around The Sun’’
- D-340 SF Philip K. Dick Solar Lottery (1959)
- D-341 NA Rae Loomis The Marina Street Girls (1959)
- D-342 NA Nicholas Gorham Queen's Blade (1959)
- D-343 NA Edward de Roo The Young Wolves (1959)
- D-344 NA Gordon Landsborough Desert Fury (1959)
- D-345 SF Andre Norton (as Andrew North) Plague Ship / Voodoo Planet (1959)
- D-346 WE Ray Hogan Wanted: Alive! / Barry Cord Sherriff Of Big Hat (1957)
- D-347 MY Louis Trimble The Corpse Without A Country / Harry Whittington Play For Keeps (1957)
- D-348 WE T.V. Olsen The Man From Nowhere / John L. Shelley The Avenging Gun (1959)
- D-349 MY Leslie Frederick Brett (as Mike Brett) The Guilty Bystander / Russell Robert Winterbotham (as J. Harvey Bond) Kill Me With Kindness (1959)
- D-350 SF Peter George (as Peter Bryant) Red Alert
- D-351 SF Edmond Hamilton The Sun Smasher / Robert Silverberg (as Ivar Jorgenson) Starhaven (1959)
- G-352 NA Francis Leary Fire And Morning (1959)
- D-353 NA Donald A. Wollheim (ed.) The Macabre Reader
- D-354 SF Donald A. Wollheim (Ed.) The Hidden Planet: Science-Fiction Adventures On Venus (1959)
- D-355 NA Bill Strutton and Michael Pearson The Beachhead Spies (1958)
- D-356 WE Paul Durst Kansas Guns / Tom West The Cactus Kid (1958)
- D-357 MY Lester Dent Lady In Peril / Floyd Wallace Wired For Scandal (1959)
- D-358 SF Robert Silverberg (as Calvin M. Knox) The Plot Against Earth / Milton Lesser Recruit for Andromeda (1959)
- D-359 NA John Croydon (as John Cooper) The Haunted Strangler (1959)
- D-360 WE John H. Latham Johnny Sixgun / Barry Cord War In Peaceful Valley (1959)
- D-361 MY James P. Duff Dangerous To Know / Robert Colby Murder Mistress (1959)
- D-362 SF John Brunner The 100th Millennium / Donald A. Wollheim (as David Grinnell) Edge of Time (1959)
- D-363 NA Samuel A. Krasney The Rapist (1959)
- D-364 NA Donald Barr Chidsey The Pipes Are Calling (1959)
- D-365 NA Robert Eunson MIG Alley (1959)
- D-366 SF Alan E. Nourse And J. A. Meyer The Invaders Are Coming
- D-367 MY Louis Trimble Till Death Do Us Part / Charles E. Fritch Negative Of A Nude (1959)
- D-368 WE Ray Hogan Hangman's Valley / Joseph Gage A Score To Settle (1959)
- D-369 SF Brian W. Aldiss Vanguard From Alpha / Kenneth Bulmer The Changeling Worlds (1959)
- D-370 NA Paul Ernst (as Ernest Jason Fredericks) Cry Flood (1959)
- G-371 NA Theodor Plievier Berlin (1959)
- D-372 WE Dan Kirby Cimarron Territory / Glenn Balach Grass Greed (1959)
- D-373 MY Jack Karney The Knave Of Diamonds / Doug Warren Scarlet Starlet (1959)
- D-374 NA Burgess Leonard The Thoroughbred And The Tramp (1959)
- D-375 SF Damon Knight Masters of Evolution / George O. Smith Fire in the Heavens (1959)
- G-376 NA J. Harvey Howells The Big Company Look (1959)
- D-377 SF Jeff Sutton Bombs In Orbit (1959)
- D-378 NA Virginia M. Harrison (as Wilene Shaw) Out For Kicks
- D-379 MY William Woody Mistress Of Horror House / Jay Flynn (as J. M. Flynn) Drink With The Dead (1959)
- D-380 WE William Heuman My Brother The Gunman / Barry Cord Concho Valley (1959)
- D-381 SF Jerry Sohl One Against Herculum / Andre Norton Secret of the Lost Race (1959)
- G-382 NA C. T. Ritchie Willing Maid
- D-383 NA David Stacton (as Bud Clifton) The Murder Specialist (1959)
- D-384 WE Louis Trimble Mountain Ambush / Jack M. Bickham Feud Fury
- D-385 SF John Brunner Echo In The Skull / Alan E. Nourse Rocket To Limbo (1959)
- G-386 NA Richard O'Connor The Sulu Sword (1959)
- D-387 MY Laine Fisher Fare Prey / Bob McKnight The Bikini Bombshell (1959)
- D-388 SF H. G. Wells When The Sleeper Wakes (1959)
- D-389 NA Cyril Henry Coles and Adelaide Manning (jointly as Manning Cole) No Entry (1959)
- G-390 NA R. Foreman Long Pig
- D-391 SF John Brunner The World Swappers / A. E. van Vogt Siege of the Unseen (1959)
- D-392 WE Tom West Twisted Trail / Archie Joscelyn The Man From Salt Creek (1959)
- D-393 MY Joseph L. Chadwick (as John Creighton) Evil Is The Night / Robert A. Levey Dictators Die Hard (1959)
- D-394 NA Donald Barr Chidsey The Flaming Island (1959)
- D-395 WE Allan Keller Thunder At Harper's Ferry (1959)
- D-396 NA Rae Loomis Luisita
- D-397 SF Jules Verne Journey To The Center Of The Earth
- D-398 NA Noland Miller Why Am I So Beat
- D-399 NA Edward Adler Living It Up (1955)
Read more about this topic: List Of Ace Titles In First DGS Series, 300