The Double World
From Author Wars - https://authorwars.com/books/the-double-world-114860.html
Overview:
- Title: The Double World
- Author: John W. Campbell, Jr.
- Year: 1936
- Type: Essays
- Series: A Study of the Solar System
Editions/Publications:
- Unknown. Astounding Stories, October 1936 (Unknown, John W. Campbell, Jr., Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)