Letters (Perry Rhodan #522)
From Author Wars - https://authorwars.com/books/letters-perry-rhodan-522-1958720.html
Editions/Publications:
- 1971 . Perry Rhodan, #522: Die Spur des Rächers (1971, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)
- 1971 . Perry Rhodan, #288: Das Sonneninferno (1971, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)