Letter (Astounding, April 1938): Machine-Made Evolution?
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Overview:
- Title: Letter (Astounding, April 1938): Machine-Made Evolution?
- Author: Arthur McCann
- Year: 1938
- Type: Essays
Editions/Publications:
- Unknown. Astounding Science-Fiction, April 1938 (Unknown, Arthur McCann, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)