Letters (Perry Rhodan #461)
From Author Wars - https://authorwars.com/books/letters-perry-rhodan-461-1908423.html
Editions/Publications:
- 1970 . Perry Rhodan, #461: Flucht ins Ungewisse (1970, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)
- 1970 . Perry Rhodan, #227: Der Duplo und sein Schatten (1970, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)