Includes "Purple Aces" by Robert J. Hogan.

Cover by Earle K. Bergey. Includes "Other Eyes Watching" by Polton Cross.

Includes "The Hooded Circle" by Maxwell Grant.

Cover by F. Tinsley. Includes "Death Rides The Sky" by George L. Eaton.

Cover by Richard Bennett. Includes "Nursemaid To Nightmares" by Robert Bloch.

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

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

Includes "The Gray Creatures" by Zorro.

Cover by William Timmins. Includes "The Weapon Makers" by A. E. van Vogt.

Includes "The Onslaught From Rigel" by Fletcher Pratt.

Cover by Alex Schomburg. Includes "The Hellflower" by George O. Smith.

Final issue.

Includes "Twice In Time" by Manly Wade Wellman.

Cover by F. Tinsley. Includes "The Curse Of The Killer" by George L. Eaton.

Cover by C. Meimer. Includes "You Too, Can Be An Army Aviator" by Charles Edward Chapel.

"Red Fangs of the Sky Emperor" by Robert J. Hogan.

Cover by John Howitt. Includes "Slaves Of The Murder Syndicate" by Grant Stockbridge.

Cover by John Howitt. Includes "The Mill-Town Massacres" by Grant Stockbridge.

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

Includes "Border Patrol" by Lieut. P. S. Lyons.

Includes "Air Cops In The Land Of The Shiek" by Edward Daly.

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

Cover by John Howitt. Includes "Drums Of Destruction" by Curtis Steele.

Cover by Rudolph Belarski. Includes "The Laws Of Chance" by Murray Leinster.

Includes "Citadel Of Lost Ships" by Leigh Brackett.

Cover by John Hewitt. Includes "The Red Invader" by Curtis Steele.

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

Cover by F. Tinsley. Includes "Hawks Of The North" by George L. Eaton.

"Aces of the Damned" by Robert J. Hogan.

Cover by Ed Valigursky. Includes "The Snows Of Ganymede" by Poul Anderson.

Formerly Detective Mystery.

Cover by Margaret Brundage. Includes "The Hour Of The Dragon" by Robert E. Howard.

Cover art by Emery Clarke. Includes "The Spotted Men" by Kenneth Robeson.

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

Final issue. Cover by Virgil Finlay. Includes "De Brignac's Lady" by Kirk Washburn. Digest size.

Final issue thus. Continuing as STREET & SMITH'S AIR TRAILS.

Includes "A God In A Garden" by Theodore Sturgeon.

Title changes to CAPTAIN SATAN with Vol. 1 #3. Includes "The Corpse With The Third Eye" by Paul Ernst.

Includes "Murder Nightmare" by Norman A. Daniels.

Includes "Nazi Terror Over New York" by Robinson MacLean.

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 Jack Coggins. Includes "Turncoat" by Damon Knight

Final issue.

"The Black Wings of the Raven" by Robert J. Hogan.

Includes "Pennies From Chaos" by Frederick C. Davis.

Cover by John Howitt. Includes "Citadel Of Hell" by Grant Stockbridge.

Cover by Boris Dolgov. Includes "Tell Your Fortune" by Robert Bloch.

The Girl From Penang by E. Hoffmann Price

Cover by Rudolph Belarski. Includes "The Water World" by Oscar J. Friend.

Cover by John Howitt. Includes "Hosts Of The Flaming Death" by Curtis Steele.

Cover by John Howitt. Includes "The League Of War Monsters" by Curtis Steele.

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

Includes "The Day Of The Conquerors" by Manly Wade Wellman.

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

Cover by Emery Clarke. Includes "The Angry Ghost" by Kenneth Robeson.

Cover by Rudolph Belarski. Includes Black Bat story "Death For Charity" by G. Wayman Jones.

Cover by H. W. Brown. Includes "Crystallized Thought" by Nat Schachner.

Cover by Belarski. Includes "The Ringer" by Charles Rice McDowell.

Cover by Boris Dolgov. Includes "Quest Of The Gazolba" by Clark Ashton Smith.

Cover by Earle Bergey. Includes "The Star Of Life" by Edmond Hamilton.

Features "Masters of Death" by Maxwell Grant.

Cover by Rudolph W. Zirm. Includes "By Night They Creep" by Ray Cummings.

Cover by Charles A. Kennedy. Includes "Something From Out There" by August Derleth.

Cover by Anderson. Includes "The Kingslayer" by L. Ron Hubbard.

Includes "Pony Express Rider" by A. Leslie.

Cover by Lee Brown Coye. Includes "The Watcher From The Sky" by August Derleth.

Cover by Ray Quigley. Includes "Masquerade" by Henry Kuttner.

Cover by Jon Arfstrom. Digest size.

Cover by F. Tinsley. Includes "The Blood-Red Road To Petra" by George L. Eaton.

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

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

Includes "Murder Goes To Sea" by Allan R. Bosworth.

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

Cover by W. H. Silvey. Digest size. Includes "Effie's Pets" by Suzanne Pickett.

Final issue. Cover by H.W. Wesso. Includes "The Cairn On The Headland" by Robert E. Howard.