Die Geheimnisse des Mars
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Overview:
- Title: Die Geheimnisse des Mars
- Author: Robert Hector
- Year: 1993
- Type: Essays
Editions/Publications:
- 1993 . Perry Rhodan, #1688: Joker Nummer Sieben (1993, Robert Hector, Pabel-Moewig, DM 2.50, 72+xii pages, digest, MAGAZINE)