Rudolf Erich Thies
Source: "Rudolf Erich Thies Bibliography." Author Wars, https://authorwars.com/authors/rudolf-erich-thies.html".
Pseudonyms:
Titles:
Essays
- 1978. Letter (Perry Rhodan #900)
- 1978. Letter (Perry Rhodan #904)
- 1979. Letter (Perry Rhodan #915)
- 1979. Letter (Perry Rhodan #916)
- 1979. Letter (Perry Rhodan #920)
- 1979. Letter (Perry Rhodan #921)