Realm of the Tri-Planets
From Author Wars - https://authorwars.com/books/realm-of-the-tri-planets-902736.html
Overview:
- Title: Realm of the Tri-Planets
- Author: Forrest J. Ackerman
- Year: 1973
- Type: Magazine Editor
- Series: Perry Rhodan (US)
- Number in Series: 31
Editions/Publications:
- Unknown. Perry Rhodan #31: Realm of the Tri-Planets (Unknown, Forrest J. Ackerman, Ace Books, $0.75, 160 pages, Paperback, MAGAZINE)