The Einstein See-Saw
Miles J. Breuer
Lords of the Stratosphere
Arthur J. Burks
Stragella
Hugh B. Cave
The White Invaders
Ray Cummings
The Hammer of Thor
Charles Willard Diffin
Two Thousand Miles Below
Disowned
Victor Endersby
The Red Hell of Jupiter
Paul Ernst
The Planetoid of Peril
The Radiant Shell
The Raid on the Termites
Raiders Invisible
E. V. Lucas & Desmond W. Hall
A Scientist Rises
The Sargasso of Space
Edmond Hamilton
The Floating Island of Madness
Jason Kirby
Morale
Murray Leinster
Invasion
Giants on the Earth
S. P. Meek
B.C. 30,000
Spawn of the Comet
H. Thompson Rich