Prelude to Engineering
From Author Wars - https://authorwars.com/books/prelude-to-engineering-114440.html
Editions/Publications:
- Unknown. Astounding Science-Fiction, August 1941 (Unknown, Willy Ley, Street & Smith Publications, Inc., $0.20, 164 pages, pulp, MAGAZINE)
- Unknown. Astounding Science-Fiction, August 1941 (Unknown, Willy Ley, Atlas Publishing and Distribution Co. Ltd, -/6, 64 pages, pulp, MAGAZINE)