Perry Rhodan #50: Attack from the Unseen
From Author Wars - https://authorwars.com/books/perry-rhodan-50-attack-from-the-unseen-958238.html
Overview:
- Title: Perry Rhodan #50: Attack from the Unseen
- Author: Gray Morrow
- Year: 1974
- Type: Cover Art
Editions/Publications:
- Unknown. Perry Rhodan #50: Attack from the Unseen (Unknown, Gray Morrow, Ace Books, $0.95, 164 pages, Paperback, MAGAZINE)