Professor Hermann Oberth zum 90. Geburtstag
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Overview:
- Title: Professor Hermann Oberth zum 90. Geburtstag
- Author: Harry O. Ruppe
- Year: 1984
- Type: Essays
Editions/Publications:
- Unknown. Heyne Science Fiction Magazin, #10 (Unknown, Harry O. Ruppe, Heyne, ISBN-10: 3453310489, DM 7.80, 302 pages, Paperback, MAGAZINE)