Number 1 edit
January 1942
- The Test Tube Girl • Frank Patton • novella
- Somerset, the Scientific Monkey [Oscar Wilbury] • Donald Bern • short story
- Mystery of the Blue God • Harry Bates • novella (© Copyright Renewed: details pending.)
- Planet of Doomed Men • Robert Moore Williams • novella
- Outlaw of Mars [Don Hargeaves] • Festus Pragnell • novelette
- Life for Sale • Alfred Bester • novelette
- Rehearsal for Danger • P. F. Costello • short story
- Q Ship of Space • Duncan Farnsworth • short story
- Mystery on Base Ten • William P. McGivern • short story
- Scientific Mysteries: The Spider Totem • L. Taylor Hansen • article
Number 2 edit
February 1942
- The Observatory • Raymond A. Palmer • ed
- Kidnaped Into the Future • William P. McGivern • short story
- The Return to Pellucidar [Pellucidar] • Edgar Rice Burroughs • novelette (© Copyright Renewed: details pending.)
- The Man Who Changed History • John York Cabot • novelette
- Voyage Into the Lightning • Robert Moore Williams • novelette
- The Return of Man • Leo A. Schmidt • short story
- The Immortality of Alan Whidden • Ralph Milne Farley • novelette
- The Cosmic Punch of Lefty O'Rourke • P. F. Costello • short story
- Suicide Ship to Earth • Duncan Farnsworth • novelette
- The Fiend of New London [Ben Gleed] • Don Wilcox • novelette
- Mr. Wisel's Secret • Eric Frank Russell • short story
- Robot AL 76 Goes Astray [Robots] • Isaac Asimov • short story (© Copyright Renewed: details pending.)
- A City on Ganymede • Henry Gade • vignette
Number 3 edit
March 1942
- Disciples of Destiny [Part 1 of 2] • Don Wilcox • novel
- Suicide Rocket • Manly Wade Wellman • short story
- Men of the Bronze Age [Pellucidar] • Edgar Rice Burroughs • novella (© Copyright Renewed: details pending.)
- Sarker's Joke Box • Raymond Z. Gallun • short story
- Planet of Ghosts • David V. Reed • novel
- Wacky World • Edmond Hamilton • short story
- The Planet of Love • Jep Powell • short story
Number 4 edit
April 1942
- Adam Link Saves the World [Adam Link] • Eando Binder • novella (© Copyright Renewed: details pending.)
- Tiger Girl [Pellucidar] • Edgar Rice Burroughs • novella (© Copyright Renewed: details pending.)
- The Perfect Trap • Miles Shelton • unfinished
- The Secret of Lucky Logan • Nelson S. Bond • novelette
- Disciples of Destiny [Part 2 of 2] • Don Wilcox • novel
- Devil-Birds of Deimos [Don Hargeaves] • Festus Pragnell • novelette
- Treasure on Thunder Moon • Edmond Hamilton • novella
Number 5 edit
May 1942
- Lord of the Crystal Bow • Duncan Farnsworth • novella
- The Return of Lancelot Biggs [Lancelot Biggs] • Nelson S. Bond • short story
- Martian Miniature • John Russell Fearn • short story
- The Crystal Planetoids • Stanton A. Coblentz • novella
- The Incredible Slingshot Bombs • Robert Moore Williams • short story
- Sutton's Strange Voyage • James Norman • short story
- Caveman Meets Blonde • Russell Storm • short story
- Juggernaut Jones, Salesman [Juggernaut Jones] • A. R. McKenzie • short story
- Horsesense Hank Does His Bit [Horsesense Hank] • Nelson S. Bond • short story
- Arctic God • Frank Jones • novelette
- The Case of the Mesozoic Monsters [Brutus Lloyd] • Thornton Ayre • novelette
- Destroyer from the Past • Polton Cross • novelette
- Twenty-Four Terrible Hours • John York Cabot • short story
- Airship of Venus • Henry Gade • vignette
Number 6 edit
June 1942 (transcription project) (transcription project)
- The Avengers • William P. McGivern • novella
- They Forgot to 'Remember Pearl Harbor' • P. F. Costello • novella
- Time Will Tell • Emil Petaja • short story
- Scientist Disowned • Raymond Z. Gallun • short story
- Henry Horn's Blitz Bomb [Henry Horn] • Dwight V. Swain • short story
- Juggernaut Jones, Trucker [Juggernaut Jones] • A. R. McKenzie • short story
- It Happened in Space • Manly Wade Wellman • short story
- Sergeant Shane Goes to War [Sergeant Shane] • John York Cabot • short story
- Captain Stinky [Captain Stinky] • Gerald Vance • short story
- The Man Who Was Two Men • E. K. Jarvis • short story
- Gods of the Jungle [Part 1 of 2] • Nelson S. Bond • novel
- Voice from the Void • Harl Vincent • short story
- Atomic Airship of Mars • Henry Gade • vignette
Number 7 edit
July 1942
- Blitzkrieg in the Past • John York Cabot • novella
- Election Campaign on Saturn • Milton Kaletsky • short story
- The Powers of Darkness • Dwight V. Swain • novelette
- Peter Pettigrew's Prisoner • Nelson S. Bond • short story
- The World Beyond • Ray Cummings • novelette
- Squadron of the Damned • David Wright O'Brien • novella
- The Return of Hawk Carse [Hawk Carse] • Anthony Gilmore • novella (© Copyright Renewed: details pending.)
- Gods of the Jungle [Part 2 of 2] • Nelson S. Bond • novel
- Radium Airship of Saturn • Henry Gade • vignette
Number 8 edit
August 1942
- The Vengeance of Martin Brand [Part 1 of 2] • G. H. Irwin • novella
- The Case of Jonathan Lane • John York Cabot • short story
- The Sheriff of Thorium Gulch • Miles J. Breuer • novelette
- Death Rides at Night ["Arrow" Larson] • Leroy Yerxa • novelette
- The Last Hours • John Russell Fearn • novelette
- Secret of the Earth Star • Henry Kuttner • novella
- Into the Caves of Mars [Don Hargeaves] • Festus Pragnell • novelette
- Venusian Slave Smugglers • Jep Powell • novelette
- Moon Madness • Richard O. Lewis • short story
- Horsesense Hank in the Parallel Worlds [Horsesense Hank] • Nelson S. Bond • novelette
- Aircraft of Uranus • Henry Gade • vignette
Number 9 edit
September 1942
- Blitz Against Japan • Robert Moore Williams • novelette
- The Love Song of Lancelot Biggs [Lancelot Biggs] • Nelson S. Bond • novelette
- Captain Stinky's Luck [Captain Stinky] • Gerald Vance • short story
- Giants Beyond Pluto • E. K. Jarvis • novelette
- Convoy in Space • William P. McGivern • novelette
- Vengeance on Venus • P. F. Costello • short story
- Robotcycle for Two • Max Overton • novelette
- Peace Mission to Planetoid X • Dwight V. Swain • novella
- The Vengeance of Martin Brand [Part 2 of 2] • G. H. Irwin • novella
- Plastic Airship of Europa • Henry Gade • vignette
Number 10 edit
October 1942
- Crusade Across the Void • Dwight V. Swain • novella
- The Secret of the Ring • Thornton Ayre • novelette
- Next Time I'll Get You • Anton Reed • short story
- Dwellers of the Darkness • Ed Earl Repp • novelette
- Mr. Biggs Goes to Town [Lancelot Biggs] • Nelson S. Bond • short story
- The Hollow Planet • Don Wilcox • novella
- The Voice • William P. McGivern • short story
- Oliver Performs a Miracle • Leroy Yerxa • short story
- Flying Wing of Pluto • Henry Gade • vignette
Number 11 edit
November 1942 (transcription project)
- After an Age • Eando Binder • novel (© Copyright Renewed: details pending.)
- Dinosaur Goes Hollywood • Emil Petaja • short story
- Juggernaut Jones, Expressman [Juggernaut Jones] • A. R. McKenzie • short story
- The Eternal Wall • Raymond Z. Gallun • short story
- Murder from the Moon • Robert Bloch • short story (© Copyright Renewed: details pending.)
- Flight from Farisha • Duncan Farnsworth • novella
- Nazi Diamond • Richard O. Lewis • short story
- The Silver Coil • Thornton Ayre • short story
- Hard Guy • H. B. Carleton • vignette
- Airship of Io • Henry Gade • vignette
Number 12 edit
December 1942 (transcription project)
- Warrior of the Dawn [Part 1 of 2; Tharn] • Howard Browne • novel
- The World with a Thousand Moons • Edmond Hamilton • novelette
- One-Way Ticket to Nowhere • Leroy Yerxa • novelette
- The Time Mirror • Clark South • novella
- Planet of the Gods • Robert Moore Williams • novelette
- The Sphere of Sleep • Chester S. Geier • short story
- Henry Horn's X-Ray Eye Glasses [Henry Horn] • Dwight V. Swain • short story
- Monsoons of Death • Gerald Vance • short story
- Glider of Ganymede • Henry Gade • vignette