The Galactic Riddle
From Author Wars - https://authorwars.com/books/the-galactic-riddle-954631.html
Overview:
- Title: The Galactic Riddle
- Author: Gray Morrow
- Year: 1971
- Type: Cover Art
Editions/Publications:
- Unknown. Perry Rhodan #8: The Galactic Riddle (Unknown, Gray Morrow, Ace Books, $0.95, 127 pages, Paperback, MAGAZINE)
- Unknown. Perry Rhodan #8: The Galactic Riddle (Unknown, Gray Morrow, Ace Books, $0.75, 127 pages, Paperback, MAGAZINE)