Letter (Perry Rhodan #557)
From Author Wars - https://authorwars.com/books/letter-perry-rhodan-557-1979684.html
Editions/Publications:
- 1972 . Perry Rhodan, #557: Das Gesetz der Götzen (1972, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)
- 1972 . Perry Rhodan, #323: Die Zeitpolizei (1972, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)