- Series: Dr. Victor Powell Series Record # 42674
- Dr. Victor Powell
- 1 Der Kosmos ruft (1958) by Horst Zahlten [only as by Marco Janus]
- 2
Der Stern der Väter (1959)
by
Horst Zahlten
only appeared as:
- Variant: Der Stern der Väter (1959) [as by Marco Janus]
- Variant: Start ins Grauen (1960) [as by Marco Janus]