Ultimatum der Orbiter
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Overview:
- Title: Ultimatum der Orbiter
- Author: H. G. Ewers
- Year: 1979
- Type: Short Fiction
- Series: PR Zyklus 15: Die Kosmischen Burgen
- Number in Series: 951
Editions/Publications:
- 1979 . Perry Rhodan, #951: Ultimatum der Orbiter (1979, H. G. Ewers, Pabel-Moewig, DM 1.60, 68 pages, digest, MAGAZINE)
- 1984 . Perry Rhodan, #951: Ultimatum der Orbiter (1984, H. G. Ewers, Pabel-Moewig, DM 2.00, 68 pages, digest, MAGAZINE)