Der Doppelstern
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Overview:
- Title: Der Doppelstern
- Author: Ljuben Dilow
- Year: 1981
- Publisher: Das Neue Berlin
- Price: M 5.00
- Pages: 169
- Binding: Hardcover
- Type: Collection
- Title Reference: Unser Beweis für die fliegenden Untertassen
- Notes:
- First edition, first printing
- {{Tr|Egon Hartmann}}
- Data from second printing