Mental Blank
From Author Wars - https://authorwars.com/books/mental-blank-906894.html
Editions/Publications:
- Unknown. Perry Rhodan #30: To Arkon! (Unknown, PGarcia, Ace Books, $0.75, 155 pages, Paperback, MAGAZINE)
From Author Wars - https://authorwars.com/books/mental-blank-906894.html