Letters (Perry Rhodan #566)
From Author Wars - https://authorwars.com/books/letters-perry-rhodan-566-1568184.html
Editions/Publications:
- 1972 . Perry Rhodan, #566: Planet im Hyperraum (1972, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)
- 1972 . Perry Rhodan, #332: Kampf um den Neptunmond (1972, various, Moewig, DM 1.00, 68 pages, digest, MAGAZINE)