The Double Invaders
From Author Wars - https://authorwars.com/books/the-double-invaders-189088.html
Overview:
- Title: The Double Invaders
- Author: John Rackham
- Year: 1967
- Type: Novels
Editions/Publications:
- Unknown. These Savage Futurians / The Double Invaders (Unknown, John Rackham, Ace Books, $0.50, 120+134 pages, dos, Omnibus)