Graue Materie
By Uwe Anton, Christian Montillon
Genres: science, science-fiction, time-travel
Recordings
Narrated by Florian Seigerschmidt
- Runtime: 3 h 23 min
- Publisher: Eins A Medien GmbH
- Released: 2019
- ASIN (de): B07Z98Q9JV
- ASIN (us): B07Z98D9MR
- 48 chapters