Letters (Perry Rhodan #1998)
From Author Wars - https://authorwars.com/books/letters-perry-rhodan-1998-2820617.html
Editions/Publications:
- 1999 . Perry Rhodan, #1998: Am Proto-Tor (1999, various, Pabel-Moewig, DM 3.00, 72+xii pages, digest, MAGAZINE)