N° 20 - janvier  
Couverture de Frank R. Paul

Dust of Destruction • P. Schuyler Miller • nv
The Great Transformation • Ray Cummings • ss
A Flight Into Time • Robert H. Wilson • nv
The Murders on the Moon-Ship • George B. Beattie 
The Sleeping War • David H. Keller • nv
The World Without [*Parling & Klington] • Benson Herbert • nv
The Outpost on the Moon [Part 3 of 3] • Joslyn Maxwell • n.

N° 21 - fιvrier
Couverture de Frank R. Paul

Dust of Destruction • P. Schuyler Miller • nv The Great Transformation • Ray Cummings • ss
A Flight Into Time • Robert H. Wilson • nv The Murders on the Moon-Ship • George B. Beattie •
The Sleeping War • David H. Keller • nv
The World Without [*Parling & Klington] • Benson Herbert • nv The Outpost on the Moon [Part 3 of 3] • Joslyn Maxwell • n.

N° 22 - mars  
Couverture de Frank R. Paul

The Return from Jupiter [Part 1 of 2; *Allus Marce] • Gawain Edwards • na
The World Without Name • Edwin K. Sloat • ss
The Terrors of Aryl • R. F. Starzl • nv
Back to 20,000 A.D. [*Jed] • Nathan Schachner & Arthur Leo Zagat • na
The Synthetic Monster • Francis Flagg • ss
The Green Torture • A. Rowley Hilliard • ss
From Out of the Earth • Ed Earl Repp • ss

N° 23 - avril  
Couverture de Frank R. Paul

The Emperor of the Stars • Nathan Schachner & Arthur Leo Zagat • nv
An Adventure in Futurity • Clark Ashton Smith •
The Sargasso Monster • Edsel Newton • ss
The Man Who Evolved • Edmond Hamilton • ss
The Conquest of Gola • Leslie F. Stone • ss
Great Green Things • Thomas H. Knight • ss
The Return from Jupiter [Part 2 of 2; *Allus Marce] • Gawain Edwards • na

N° 24 - mai  
Couverture de Frank R. Paul

Utopia Island [Part 1 of 2] • Otfrid von Hanstein; trans. by Francis M. Currier • n.
Through the Purple Cloud • Jack Williamson • ss
The Cosmic Gun • Morrison F. Colladay • ss
Worlds to Barter • John B. Harris • nv
The War of the Giants • Fletcher Pratt • ss
The Beasts of Ban-du-lu • Ed Earl Repp • nv

The Time Projector [Part 1 of 2] • David Lasser & David H. Keller • n.
The Planet of Despair • R. F. Starzl • ss
The City of Singing Flame [*City of Singing Flame] • Clark Ashton Smith • ss
The Red Spot of Jupiter [*Lem Gulliver] • Dennis McDermott • ss
Rebellion—5000 A.D.! • Garth Bentley • nv
A Daring Trip to Mars • Max Valier

Exiles of the Moon [Part 1 of 3] • Nathan Schachner & Arthur Leo Zagat • n.
A 20th Century Medusa • R. F. Starzl • nv
The Mutiny in Space • Gawain Edwards • nv
The Disc-Men of Jupiter [*Jack Stillwell] • Manly Wade Wellman • nv
An Adventure on Eros • J. Harvey Haggard

N° 29 - octobre
Couverture de Frank R. Paul

The Return of the Cosmic Gun • Morrison F. Colladay 
Death from the Stars • A. Rowley Hilliard • ss
Between Dimensions • J. E. Keith • nv
Beyond the Star Curtain • Garth Bentley • nv
After 1,000,000 Years • J. M. Walsh • ss
Exiles of the Moon [Part 2 of 3] • Nathan Schachner & Arthur Leo Zagat • n.

N° 30 - novembre
Couverture ?

Tetrahedra of Space • P. Schuyler Miller • nv
The Superman of Dr. Jukes • Francis Flagg •
Beyond the Singing Flame [*City of Singing Flame] • Clark Ashton Smith • nv
Emperors of Space • Jerome Gross & Richard Penny • na
Exiles of the Moon [Part 3 of 3] • Nathan Schachner & Arthur Leo Zagat • n.

N° 31 - dιcembre  
Couverture de Frank R. Paul

The Time Stream [Part 1 of 4] • John Taine • n.
The Reign of the Robots • Edmond Hamilton • nv
The Andromeda Menace • Joseph F. Houghton • 
Lord of the Lightning [*Jack Darrell] • Arthur K. Barnes • nv
The World of the Red Sun • Clifford D. Simak •
The Terror from the Sea • Robert Arthur • ss