Cover by Rogers. Includes "Grey Lensman" part one of four by E. E. Smith, Ph.D.

Cover by Rogers. Includes "Forces Must Balance!" by Manly Wade Wellman.

Cover by A. R. Tilburne. Includes "Satan's Phonograph" by Robert Bloch.

Includes "Traitress' Wages" by Lew Merrill.

Includes "The Mind Magnet" by Paul Ernst.

Cover by John Howitt. Includes "The City Destroyer" by Grant Stockbridge.

Includes "Master Of The Night-Demons" by Grant Stockbridge.

Includes "Sands Of Sahara" by Robert Carse.

Cover by John Howitt. Includes "The Serpent Of Destruction" by Grant Stockbridge.

Final issue.

Cover by Cartier. Includes "Lest Darkness Fall" by L. Sprague de Camp.

Cover by John Howitt. Includes "War Masters From The Orient" by Curtis Steele.

Includes "Gunswift" by Jack Byrne.

Includes "Blow Cold, Blow Hot" by Frederick C. Davis.

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

Includes "The Hag Seleen" by Theodore Sturgeon & James H. Beard.

Includes "Twice In Time" by Manly Wade Wellman.

Cover by John Giunta. Includes "The Perfect Host" by Theodore Sturgeon.

Cover by Charles L. Wrenn. Includes "Mate For A Monster" by Hugh B. Cave.

Only issue.

Includes "The Army Without A Country" by Curtis Steele.

"Raiders of the Red Death" by Robert J. Hogan.

Cover by John Howitt. Includes "The Green Death Mists" by Curtis Steele.

Cover by Earle K. Bergey. Includes "Magic Moon" by Brett Sterling.

Includes "Brand Of The Black Bat" by G. Wayman Jones. Introduction and 1st appearance of The Black Bat.

Includes "The Pure Evil" by Kenneth Robeson.

Cover by Walter Popp. Includes "The Conditioned Captain" by Fletcher Pratt.

Includes "Mystery On Happy Bones" by Kenneth Robeson.

Includes "The Infinite Moment" by Henry Kuttner.

Includes "Planets In Peril" by Edmond Hamilton.

Collector's issue. Includes Hammett, MacDonald, Whitfield, et al. Also a Rafael DeSoto interview. Landmark issue attempting the re-birth of the classic detective magazine.

"Sky-Guns for the Murder Master" by Robert J. Hogan.

Features "Silver Mountain" by Steuart M. Emery.

Cover by A. R. Tilburne. Includes "A Question Of Etiquette" by Robert Bloch.

Cover by Joseph Eberle. Includes "A Corner For Lucia" by August Derleth.

Includes "The Quest Of Tarzan" by Edgar Rice Burroughs.

"The Squadron of Death Flies High" by Robert J. Hogan.

Cover by H. W. Wesso. Includes "People Of The Dark" by Robert E. Howard.

Cover by F. Tinsley. Includes Light Planes Of 1937" by Frank Tinsley.

Includes "Frontier Planet" by Manly Wade Wellman.

Cover by Virgil Finlay. Includes "Towers Of Death" by Henry Kuttner.

Cover by Margaret Brundage. Includes "The Devil In Iron" by Robert E. Howard.

Only issue.

Cover by Earle K. Bergey. Includes "Tarnished Utopia" by Malcolm Jameson.

Cover by Earle K. Bergey. Includes "When Shadows Fall" by L. Ron Hubbard.

Cover by Earle K. Bergey.Includes "Blood On The Sun" by Hal K. Wells.

Includes "The Fortress Of Utopia" by Jack Williamson

Includes "They Died In Vain" by George Bruce.

Cover by John Newton Howett. Includes "Things That Once Were Men" by Wyatt Blassingame.

Cover by Boris Dolgov. Includes "Lizzie Borden Took An Axe" by Robert Bloch.

Features "The Green Eagle" by Kenneth Robeson.

Cover by John Howitt. Includes "The Melting Death" by Curtis Steele.

Cover by William Timmins. Includes "The World Is Mine" by Lewis Padgett.

Cover by Margaret Brundage. Includes "The Feast In The Abbey" by Robert Bloch.

Includes "Beyond Infinity" by Chan Corbett.

Includes "Murder Nightmare" by Norman A. Daniels.

Includes "The Spider And The Raceless One" by Grant Stockbridge.

Includes "The Quest Of Tarzan" by Edgar Rice Burroughs.

"The Men Who Smiled No More" by Kenneth Robeson.

Cover by John Howitt. Includes "Patriot's Death Battalion" by Curtis Steele.

"Scourge of the Sky Monster" by Robert J. Hogan.

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

Cover by John Howitt. Includes "Legions Of The Death Master" by Curtis Steele.

Cover by Herbert Morton Stoops. Includes "Swords Of Mars" by Edgar Rice Burroughs.

Includes "Can Ground Defenses Project US?" by Lieut. W. M. Wood.

Includes "Snowbirds" by Eldredge L. Mackay.

Features "Garden of Death" by Maxwell Grant.

Includes "The Survivor" by H. P. Lovecraft & August Derleth. Digest size.

Cover by Margaret Brundage. Includes "The Brood Of Bubastis" by Robert Bloch.

Includes "Guerilla Warrior" by Robert Carse.

Includes "The Invincible Shiwan Khan" by Maxwell Grant.

Cover by Margaret Brundage. Includes "The Man Who Was Two Men" by A. W. Bernal.

Final issue.

Cover by Hannes Bok. Includes "Chameleon Man" by Henry Kuttner.

Includes "Green Globes Of Death" by Grant Stockbridge.

"Sky Coffins for Satan" by Robert J. Hogan.