Herman Obertha
#157322 / visualizzato 4080 volteHerman Oberth - although he is a Romanian from Sibiu -where he was born on 25 of June 1894 - Orbert spent most part of his life in another country, in Germany. Rocket design is where he left a significant mark
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kar2nist, il 03 February 2012 segnala post rispondi applause 0
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kar2nist, il 30 January 2012 segnala post rispondi applause 0
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edda von sinnen, il 29 January 2012 segnala post rispondi applause 0
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Simple but nice...*****
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Ernst Alter, il 20 January 2012 segnala post rispondi applause 0