Amazing Stories 1931-10
Amazing Stories
The Planetoid of Peril
Paul Ernst
Raiders Invisible
E. V. Lucas & Desmond W. Hall
The Rat Racket
David H. Keller
Tetrahedra of Space
P. Schuyler Miller
Spawn of the Comet
H. Thompson Rich
Hawk Carse
Harry Bates & Desmond W. Hall
Hawk Carse (1)
The Terror from the Depths
Sewell Peaslee Wright
John Hanson (1)
Astounding Stories 1931-11 v08n02
Astounding Stories
Wonder Stories 1931-11
Wonder Stories
The White Invaders
Ray Cummings
Morale
Murray Leinster
The Inevitable Conflict
Paul H. Lovering
Giants on the Earth
S. P. Meek
The World of the Red Sun
Clifford D. Simak
Out Around Rigel
Robert H. Wilson
The Infra-Medians
Astounding Stories 1931-12 v08n03
Wonder Stories 1931-12
Amazing Stories Quarterly 1932 Winter v05n01
Amazing Stories Quarterly