Possibilities for an Invasion Base on the Moon
From Author Wars - https://authorwars.com/books/possibilities-for-an-invasion-base-on-the-moon-3146399.html
Overview:
Editions/Publications:
- Unknown. The Mystery of Other Worlds Revealed (Unknown, Willy Ley, Fawcett Publications, $0.75, 144 pages, Trade Paperback, Non-fiction)