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Message * Articles On Werner-von-siemens-ring Laureates, including Konrad Zuse, Wernher Von Braun, Rudolf Hell, Carl Bosch, Carl Auer Von Welsbach, Fritz Todt, Carl Adam Petri, Hugo Junkers, Walter H. Schottky, Ludwig Bölkow, Jonathan Zenneck - 1243377712 - 9781243377715