- Series: Prefaces to the German Galaxy Magazine Series Record # 43342
- Prefaces to the German Galaxy Magazine
- 1 Zum Geleit (Galaxis Science Fiction #1) (1958) [ES] by Lothar Heinecke
- 2 Das Observatorium (Galaxis Science Fiction #2) (1958) [ES] by Lothar Heinecke
- 3 Das Observatorium (Galaxis Science Fiction #3) (1958) [ES] by Lothar Heinecke
- 4 Das Observatorium (Galaxis Science Fiction #4) (1958) [ES] by Lothar Heinecke
- 5 Das Observatorium (Galaxis Science Fiction #5) (1958) [ES] by Lothar Heinecke
- 6 Das Observatorium (Galaxis Science Fiction #6) (1958) [ES] by Lothar Heinecke
- 7 Das Observatorium (Galaxis Science Fiction #7) (1958) [ES] by Lothar Heinecke
- 8 Das Observatorium (Galaxis Science Fiction #8) (1958) [ES] by Lothar Heinecke
- 9 Das Observatorium (Galaxis Science Fiction #9) (1958) [ES] by Lothar Heinecke
- 10 Das Observatorium (Galaxis Science Fiction #10) (1958) [ES] by Lothar Heinecke
- 11 Das Observatorium (Galaxis Science Fiction #12) (1959) [ES] by Lothar Heinecke
- 12 Das Observatorium (Galaxis Science Fiction #13) (1959) [ES] by Lothar Heinecke
- 13 Das Observatorium (Galaxis Science Fiction #14) (1959) [ES] by Lothar Heinecke
- 14 Das Observatorium (Galaxis Science Fiction #15) (1959) [ES] by Lothar Heinecke