Includes "The Space Beasts" by Clifford D. Simak.

Cover by Earle K. Bergey. Includes "Sojarr Of Titan" by Manly Wade Wellman.

"The Land of Terror" by Kenneth Robeson.

Includes "The Deadly Swarm" by Edwin K. Sloat.

Includes "The Prisoner Of Mars" by Edmond Hamilton.

Includes "The Three Planeteers" by Edmond Hamilton.

Includes "Five Aces West" by Cliff Farrell.

Includes "Run, Tiger!" by Donald Barr Chidsey.

Final issue.

Features "Peril in the North" by Kenneth Robeson.

Features "The Green Eagle" by Kenneth Robeson.

"The Condor Rides With Death" by Robert J. Hogan.

Cover by John Howitt. Includes "Wings Of The Black Death" by Grant Stockbridge.

Includes "Captain Future and the Seven Space-Stones" by Edmond Hamilton.

Includes "The Deadly Dust" by William Fitzgerald.

Features "Dead Man's Chest" by Maxwell Grant.

Cover by Rogers. Includes "Jurisdiction" by Nat Schachner.

Cover by Rudolph Belarski. Includes short novel "Sons Of The Tall Timber" by Frank R. Pierce.

Includes "The Scarlet Widow" by Hugh B. Cave.

Rare.

Cover by Margaret Brundage. Includes "A Wig For Miss Devore" by August Derleth.

Includes "Citadel Of Lost Ships" by Leigh Brackett.

Cover by Margaret Brundage. Includes "The Wand Of Doom" by Jack Williamson.

Cover by Margaret Brundage. Includes "The Haunter Of The Ring" by Robert E. Howard.

Two alternate covers are known to exist.

Features "Dictator of Crime" by Maxwell Grant.

Cover by A. von Munchhausen. Features "Lunar Landing" by Lester Del Ray and "The Beast" by L. Ron Hubbard.

Cover by H. W. Brown. Includes "Mercutian Adventure" by Raymond Z. Gallun.

Cover by Earle K. Bergey. Includes "The Lovers" by Philip Jose Farmer. Featuring George Chance, a stage magician turned hero, The Ghost, Super-Detective (as it was originally called) was a low-budget effort from the start, featuring only the lead novel

The Girl From Penang by E. Hoffmann Price

Cover by Virgil Finlay. Includes "The Eyes Of The Mummy" by Robert Bloch.

Cover by Virgil Finlay. Includes "Celephais" by H. P. Lovecraft.

Cover by Earle K. Bergey. Includes "Strangers On The Heights" by Manly Wade Wellman.

Cover by Earle Bergey. Includes "Lord Of The Storm" by Keith Hammond.

Features "The Devil's Black Rock" by Kenneth Robeson.

Includes "The Men Vanished" by Kenneth Robeson.

Cover by Walter Popp. Includes "The Time Masters" by Wilson Tucker.

Includes "Black Fire" by Walt Coburn.

Cover by Earle K. Bergey. Includes "The Mask Of Circe" by Henry Kuttner.

Cover by Rogers. Includes "Sixth Column" by Anson MacDonald.

Cover by Rogers. Includes "Final Blackout" Part 1 by L. Ron Hubbard.

Cover by Earle K. Bergey. Includes "A Yank At Valhalla" by Edmond Hamilton.

Features "Waves of Death" by Kenneth Robeson.

Includes "Pony Express Rider" by A. Leslie.

Cover by Bill Wayne. Includes "The Shadow From The Steeple" by Robert Bloch.

Includes "Your Money's Worth In The Air" by Lieut. W. M. Wood.

Includes "12 Must Die" by Zorro.

Includes "The Lost World Of Time" by Edmond Hamilton.

Includes "Fear" by L. Ron Hubbard. First publication of this novel.

Cover by William Timmins. Includes "Nothing But Gingerbread Left" by Henry Kuttner.

Cover by Anthony Di Giannurio. Includes "Black As The Night" by Alice Farnham.

Final issue of first series.

Cover by Alex Schomburg. Includes "The White Widows" by Sam Merwin, Jr.

Cover by Jon Arfstrom. Digest size.

Cover by Rogers. Includes "The Stars Look Down" by Lester del Rey.

Continuing from CAPTAN SATAN.

Includes "The Land Of Time To Come" by Henry Kuttner.

Cover by Earle K. Bergey. Includes "The City Of The Living Dead" by Laurence Manning & Fletcher Pratt.

Final issue.

First appearance of a Tarzan-like character named Ka-Zar. Cover painting by J. W. Scott. Includes "King Of Fang And Claw" by Bob Byrd.

"The Mark of the Vultures" by Robert J. Hogan.

Cover by Walter Baumhofer. Includes "The Spider Strikes" by R. T. M. Scott.

Cover by William Timmins. Includes "Ghost" by Henry Kuttner.

Cover by Rogers. Includes "Slan" part 2 by A. E. van Vogt.

Cover by Graves Gladney. Includes "The Ghoul" by L. Ron Hubbard.

Features "Men of Fear" by Kenneth Robeson.

Features "Garden of Death" by Maxwell Grant.

Cover by Frank Kelly Freas. Includes "Sexton, Sexton, In The Wall" by August Derleth.

Cover by Earle Bergey. Includes "The Blue Flamingo" by Hannes Bok.

Cover by Margaret Brundage. Includes "Slave Of The Flames" by Robert Bloch.

Final issue. "Wings of the Death Tiger" by Robert J. Hogan.

"Wings of the Silent Death" by Robert J. Hogan.

Cover by Virgil Finlay. Includes "The Creeper In The Crypt" by Robert Bloch.

Cover by Margaret Brundage. Includes "Witch House" by Seabury Quinn and "The Dark Demon" by Robert Bloch.

Includes "A Gentleman In Pajamas" by Charles Neville Buck.