Letter (Perry Rhodan #533)
From Author Wars - https://authorwars.com/books/letter-perry-rhodan-533-2836900.html
Editions/Publications:
- 1987 . Perry Rhodan, #533: Der Durchbruch (1987, various, Pabel-Moewig, DM 2.20, 68 pages, digest, MAGAZINE)
- 1987 . Perry Rhodan, #273: Unter den Gletschern von Nevada (1987, various, Pabel-Moewig, DM 2.20, 68 pages, digest, MAGAZINE)