Letter (Astounding, January 1939): Survival of the Fittest.
From Author Wars - https://authorwars.com/books/letter-astounding-january-1939-survival-of-the-fittest-2091872.html
Overview:
- Title: Letter (Astounding, January 1939): Survival of the Fittest.
- Author: Raymond Van Houten
- Year: 1939
- Type: Essays
Editions/Publications:
- Unknown. Astounding Science-Fiction, January 1939 (Unknown, Raymond Van Houten, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)