Final issue.

Includes "City Of Whispering Death" by Grant Stockbridge.

Includes "The Money Master" by Maxwell Grant.

Features "Vengeance Bay" by Maxwell Grant.

Features "The Speaking Stone" by Kenneth Robeson.

Includes "Large Flying Boats VS. Large Land Planes" by Igor I. Sikorsky.

Includes "Farewell To Balloon Racing" by Samuel Taylor Moore.

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

Includes "Tomorrow's Air Invasion" by Capt. Samuel Taylor Moore.

Cover by F. Tinsley. Includes "The Baby Albatross" by Frank Tinsley.

Cover by Margaret Brundage. Includes "Jewels Of Gwahlur" by Robert E. Howard.

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

The early issues were published in the format of Macfadden's "true story" magazines. To add versimilitude, the magazine was illustrated with double-exposure photographs and the stories often carried double bylines in the form "by X as told to Y," where X

Cover by John Howitt. Includes "Prince Of The Red Looters" by Grant Stockbridge.

Includes "The Shriveling Murders" by Zorro.

Cover by John Howitt. Includes "Emperor Of The Yelloe Death" by Grant Stockbridge.

Cover by Alex Schomburg. Includes "The Star Watchers" by Eric Frank Russell.

Cover by Earle K. Bergey. Includes "The Star Of Dread" by Brett Sterling.

Cover by John Howitt. Includes "Hordes Of The Red Butcher" by Grant Stockbridge.

Cover by Alex Schomburg. Includes "Double Meaning" by Damon Knight.

Includes "The Deadly Dust" by William Fitzgerald.

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

Includes "Man Alive!" by Frederick C. Painton.

Cover by Rogers. Includes "Slan" part 1 by A. E. van Vogt.

Includes "Master of the Walking Dead" by Joseph J. Millard

Includes "The Bones" by Theodore Sturgeon & James H. Beard.

Cover design by C. C. Serf. Includes "Sea Curse" by Robert E. Howard.

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

Cover by Virgil Finlay. Includes "From Beyond" by H. P. Lovecraft.

Cover by Earle K. Bergey. Includes "Red Sun Of Danger" by Brett Sterling.

Includes "Cavern Of The Shining Pool" by Arthur Leo Zagat.

Features "Blood Donor Boomerang" by Frederick C. Davis.

Features "The Green Eagle" by Kenneth Robeson.

"Horde of the Black Eagle" by Robert J. Hogan.

Includes a 16-page color comics section.

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

Includes "The Quest of Qui" by Kenneth Robeson.

Cover design by C.C. Serf. Includes "The Hyena" by Robert E. Howard.

Includes "The Faceless Men" by Arthur Leo Zagat.

Cover by Rogers. Includes "Time Wants A Skeleton" by Ross Rocklynne.

Includes "Spank Magic" by Reggie Coghlan.

Includes "Way Of The Gods" by Henry Kuttner.

Two alternate covers are known to exist.

Cover by Earle K. Bergey. Includes "The Kid From Mars" by Oscar J. Friend.

Includes "The Room" by L. Ron Hubbard.

"The Land of Terror" by Kenneth Robeson.

Cover by Rudolph Belarski. Includes "The Bottom Of The World" by John Coleman Burroughs & Hulbert Burroughs.

Features "The Book of Death" by Maxwell Grant.

Cover by H. W. Brown. Includes "Three Thousand Years" by Thomas Calvert McClary.

The Girl From Penang by E. Hoffmann Price

Includes "The Sign Of Zorro" by Johnston McCulley.

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

Final issue thus, continuing as WONDER STORIES.

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

Cover by Ronald Clyne. Includes "The Smiling People" by Ray Bradbury.

Cover by John Giunta. Includes "Kingsridge 214" by August Derleth.

"Fangs of the Serpent" by Robert J. Hogan.

"The Sky Serpent Flies Again" by Robert J. Hogan.

Cover by Harold S. DeLay. Includes "In The Walls Of Eryx" by Kenneth Sterling & H. P. Lovecraft.

Only issue.

Cover by F. Tinsley. Includes "The Lancer Strikes" by George L. Eaton.

Cover by John Howitt. Includes "Invasion of The Yellow Warlords" by Curtis Steele.

"Death to the Hawks of War" by Robert J. Hogan.

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

Includes "Compliments Of The Author" by Henry Kuttner.

Final issue.

"The Monsters" by Kenneth Robeson.

Includes "The Quest Beyond The Stars" by Edmond Hamilton.

Cover by Earle K. Bergey. Includes "Marionettes, Inc." by Ray Bradbury.

Includes "The Great Airways" by Capt. Samuel Taylor Moore.

Includes "The Telepathic Tomb" by Frederic Arnold Kummer, Jr.

Features "The Awful Dynasty" by Kenneth Robeson.

Final issue.

Includes De Camp, Wellman.

Includes "Town Marshall" by Walt Coburn.

Final issue.

Final issue.

Includes "The Spider And The Criminal Horde" by Grant Stockbridge.

Cover design by C.C. Senf. Includes "The White Ship" by H.P. Lovecraft.

Cover by Virgil Finlay. Includes "Fane Of The Black Pharaoh" by Robert Bloch.

Includes "Crime's Stronghold" by Maxwell Grant.

Cover by John Howitt. Includes "War-Dogs Of The Green Destroyer" by Curtis Steele.