Vol. 5, N° 10 - janvier
Couverture de Leo Morey

The Prince of Space • Jack Williamson • na
Tanks Under the Sea • Harl Vincent • nv
The Black Hand • Charles Gardner Bowers • 
Via the Time Accelerator • Frank J. Bridge • 
The Drums of Tapajos • Capt. S. P. Meek 
The Act of Retipuj • Samuel Garfinkel • ss

Vol. 5, N° 11 - fιvrier
Couverture de Leo Morey

Television Hill • George McLociard 
The Bees from Borneo • Will H. Gray • ss
The Purple Plague • Russell Hays • na
The Exterminator • A. Hyatt Verrill • ss
Twenty Years from Today • W. F. Collins • vi
The Man Who Annexed the Moon • 
Bob Olsen • nv

Vol. 5, N° 12 - mars
Couverture de Leo Morey

The Valley of Titans • Lloyd Arthur Eshbach 
On Board the Martian Liner • Miles J. Breuer, M.D.  Television Hill [Part 2 of 2] • George McLociard •
The Earth's Cancer [*Dr. Bird] • Capt. S. P. Meek, U.S.A. • nv
The Thing That Walked in the Rain • Otis Adelbert Kline • nv
The Doctor's Experiment • Allan Strathglass • ss

Vol. 6, N° 1 - avril
Couverture de Leo Morey

Across the Void [Part 1 of 3; *Richard Our] • Leslie F. Stone • n.
Cosmic Power • John C. Dare • ss
The Ambidexter • David H. Keller, M.D. 
The Laughing Death • Stephen G. Hale 
Hidden in Glass • Paul Ernst • ss
Atomic Fire • Raymond Gallun • ss
Too Many Boards • Harl Vincent • ss
The Menace from Andromeda • Nat Schachner & 
Arthur L. Zagat • nv

Vol. 6, N° 2 - mai
Couverture de Leo Morey

Through the Vibrations • P. Schuyler Miller • nv
The Cerebral Library • David H. Keller, M.D. • ss
The Radio Detective • Lincoln S. Colby • ss
Beings of the Boundless Blue • Walter Kateley • 
Across the Void [Part 2 of 3; *Richard Door] • Leslie F. Stone • n.
The Great Catastrophe of 2947 • Woods Peters • 
A Voice from the Ether • Lloyd Arthur Eshbach • nv

Vol. 6, N° 4 - juillet
Couverture de Leo Morey

Spacehounds of IPC [Part 1 of 3] • Edward E. Smith, Ph.D. • n.
Cleon of Yzdral [*Alexander Gregory] • P. Schuyler Miller • nv
The Jameson Satellite [*Professor Jameson] • Neil R. Jones • nv
The Metal Monster • Otis Adelbert Kline • na
The Raid of the Mercury [*Prince James] • A. H. Johnson • ss
The Stolen Chrysalis [*Astronomical Club] • J. Rogers Ullrich • ss

Vol. 6, N° 5 - aoϋt
Couverture de Leo Morey

Submicroscopic [*Courtney Edwards] • Capt. S. P. Meek, U.S.A. • nv
Spacehounds of IPC [Part 2 of 3] • Edward E. Smith, Ph.D. • n.
The Time Hoaxers • Paul Bolton • ss
The Forgotten World • E. Bauer • nv
The Burning Swamp [*Jim Weeks] • Morrison Colladay • ss
The Superman [*Prince James] • A. H. Johnson • na

Vol. 6, N° 6 - septembre
Couverture de Leo Morey

Awlo of Ulm [*Courtney Edwards] • Capt. S. P. Meek • na
The Steam Shovel [*Wing Loo] • David H. Keller, M.D. • ss
The Arrhenius Horror • P. Schuyler Miller • nv
The Lunar Chrysalis • Raymond Z. Gallun • nv
Spacehounds of IPC [Part 3 of 3] • Edward E. Smith, Ph.D. • n.

Vol. 6, N° 7 - novembre
Couverture de Leo Morey

Automaton • Abner J. Gelula • na
The Rat Racket • David H. Keller, M.D. • ss
Luvium [*Luvium] • A. R. McKenzie • nv
The Antarctic Transformation • Isaac R. Nathanson • nv
The Stone from the Green Star [Part 2 of 2] • Jack Williamson • n.

Vol. 6, N° 9 - dιcembre
Couverture de Leo Morey

The Inevitable Conflict [Part 1 of 2] • Paul H. Lovering • n.
Pirates of Space • B. X. Barry • na
Sky Cops • Harl Vincent & Chas. Roy Cox • nv
Trial by Television • Fred Kennedy • ss
What Happened to Professor Stockley? • E. M. Scott • ss
The Blattids [*Jim Weeks] • Morrison Colladay • nv