- Series: Brüder unter der Sonne?Brueder unter der SonneSeries Record # 38651
-
Note: The five essays in this series are an excerpt from the 1964 translation of Poul Anderson's book Is There Life on Other Worlds?.
- Brüder unter der Sonne?Brueder unter der Sonne
- 1 Informationen aus Meteoriten (1965) [ES] by Poul Anderson
- 2 Merkur und Venus (1965) [ES] by Poul Anderson
- 3 Venus (1965) [ES] by Poul Anderson
- 4 Mars (part 1 of 2) (1965) [ES] by Poul Anderson
- 5 Mars (part 2 of 2) (1965) [ES] by Poul Anderson