Heavy Planet

From Author Wars - https://authorwars.com/books/heavy-planet-1103023.html

Overview:

Title: Heavy Planet
Author: Koll
Year: 1939
Type: Interior Art

Editions/Publications:

Unknown. Astounding Science-Fiction, August 1939 (Unknown, Koll, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)