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Cover by Margaret Brundage. Includes "The Six Sleepers" by Edmond Hamilton.
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Includes "Tomb for the Living" by Justin Case.
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Includes "Shoot First-Our Navy Is Ready!" by Corey Beckwith.
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Cover by Ed Emsh. Includes "The Spiral Of The Ages" by Fletcher Pratt.
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Cover by Earle K. Bergey. Includes "Hollywood On The Moon" by Henry Kuttner.
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Cover by Earle K. Bergey. Includes "The Visitor" by Ray Bradbury.
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Cover by Walter Popp. Includes "Big Planet" by Jack Vance.
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Includes "Yesterday Was Monday" by Theodore Sturgeon.
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Cover by F. Tinsley. Includes "The Black Hawk" by George L. Eaton.
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Cover by Earle K. Bergey. Includes "Red Sun Of Danger" by Brett Sterling.
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Two alternate covers are known to exist.
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Cover by Earle K. Bergey. Includes "The Great Ego" by Norman A. Daniels.
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Includes "Dictator's Death-Merchants" by Grant Stockbridge.
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Includes "The Gentleman From Hell" by Grant Stockbridge.
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25th anniversary issue. Cover by Jack Coggins. Includes "Time Pawn" by Philip K. Dick.
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Includes "The Faceless Men" by Arthur Leo Zagat.
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Cover by H. W. Scott. Includes "Sinister Barrier" by Eric Frank Russell.
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Continued from UNKNOWN. Includes "A Gnome There Was" by Henry Kuttner
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Cover by Charles L. Wrenn. Includes "Mate For A Monster" by Hugh B. Cave.
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Includes "The Quest Of Tarzan" by Edgar Rice Burroughs.
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Cover by Earle Bergey. Includes "The Energy Eaters" by Arthur K. Barnes & Henry Kuttner.
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Cover by W. H. Silvey. Includes "The House In The Valley" by August Derleth.
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Features "The Speaking Stone" by Kenneth Robeson.
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Includes "Ace Of Destiny" by Ralph Oppenheim.
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Features "Murder Mansion" by Maxwell Grant.
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Summer issue. Includes "The Whispering Eyes".
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"Patrol of the Sky Vulture" by Robert J. Hogan.
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Includes a 16-page color comics section.
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Cover by John Howitt. Includes "The Corpse Cargo" by Grant Stockbridge.
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Cover by John Howitt. Includes "Death's Crimson Juggernaut" by Grant Stockbridge.
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Cover by John Howitt. Includes "War-Dogs Of The Green Destroyer" by Curtis Steele.
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Features "Masters of Death" by Maxwell Grant.
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Includes "The Weird Taylor" by Robert Bloch.
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Includes "The Quest Of Tarzan" by Edgar Rice Burroughs.
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Includes "The Case Of The Yellow Mask".
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"The Falcon Flies with the Damned" by Robert J. Hogan.
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Includes "Pennies From Chaos" by Frederick C. Davis.
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Cover by H. W. Wesso. Includes "People Of The Dark" by Robert E. Howard.
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Cover by Matt Fox. Includes "Twilight Of The Gods" by Edmond Hamilton.
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Cover by Rogers. Includes "The Stolen Dormouse" by L. Sprague de Camp.
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Includes "The Day Of The Conquerors" by Manly Wade Wellman.
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Cover by Earle Bergey. Includes "The Lake Of The Gone Forever" by Leigh Brackett.
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Cover by Lee Brown Coye. Includes "The Watcher From The Sky" by August Derleth.
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Cover by John Howitt. Includes "Reign Of The Death Fiddler" by Grant Stockbridge.
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Features "Undermost" by Manly Wade Wellman and "Rocket Skin" by Ray Bradbury.
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Full length novel: "Fight Or Die" by James M. Calvert, Jr.
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Death Had Yellow Eyes, digest size.
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Formerly Detective Mystery.
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Includes "Beyond Infinity" by Chan Corbett.
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Includes "The Getaway Ring" by Maxwell Grant.
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Features "Dead Man's Chest" by Maxwell Grant.
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Includes "Bomers Above" by Lieut. W. M. Wood.
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Includes "Tidal Moon" by Stanley G. & Helen Weinbaum.
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Cover by John Howitt. Includes "Rockets From Hell" by Curtis Steele.
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Cover by F. Tinsley. Includes "The White Pygmy" by George L. Eaton.
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Winter issue includes "The Magigals Mystery" by Maxwell Grant.
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Cover by F. Tinsley. Includes "Aviation Cades And The U. S. Fleet" by John R. Hoyt.
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Features "The Invisible Box Murders" by Kenneth Robeson.
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Cover by John Howitt. Includes "Legions Of The Death Master" by Curtis Steele.
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Cover by John Howitt. Includes "Legions Of Starvation" by Curtis Steele.
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Cover by Margaret Brundage. Includes "The Devil In Iron" by Robert E. Howard.
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Includes "Hang Him High" by Norbert Davis.
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Includes "Star Trail To Glory" by Edmond Hamilton.
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Cover by Walter Popp. Includes "The Wages Of Synergy" by Theodore Sturgeon.
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Cover by Earle K. Bergey. Includes "The Hollow World" by Frank Belknap Long.
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Cover by John Howitt. Includes "Dragon Lord Of The Underworld" by Grant Stockbridge.
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Cover by Margaret Brundage. Includes "Death Holds The Past" by August Derleth & Mark Schorer.
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Includes "Plains Soaring" by Lewin Barringer.
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"Horde of the Black Eagle" by Robert J. Hogan.
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"Wings of the Dragon Lord" by Robert J. Hogan.
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Cover by John Howitt. Includes "The City Destroyer" by Grant Stockbridge.
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Cover by John Howitt. Includes "Reign Of The Silver Terror" by Grant Stockbridge.
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Fetures "The Black, Black Witch" by Kenneth Robeson.
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"The Land of Terror" by Kenneth Robeson.
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Includes "Hang Him High" by Norbert Davis.
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Includes "The Hag Seleen" by Theodore Sturgeon & James H. Beard.
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Cover by William Timmins. Includes "The Storm" by A. E. van Vogt.
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Cover by J. Allen St. John. Includes "Buccaneers Of Venus (Part 3)" by Otis Adelbert Kline.
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Cover by Jack Coggins. Includes "Asylum Earth" by Bruce Elliott.
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Cover by Virgil Finlay. Includes "The Luck Of Ignatz" by Lester del Rey.
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