User:SvonHalenbach
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Hi my name is Stefan. I have finnished the (german) book b:de:Einführung in die Astronomie.
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![](https://upload.wikimedia.org/wikipedia/commons/thumb/6/67/Richtfunkantenne_Waldeck2_Peterskopf.png/220px-Richtfunkantenne_Waldeck2_Peterskopf.png)
Hi my name is Stefan. I have finnished the (german) book b:de:Einführung in die Astronomie.
Babel user information | ||||
---|---|---|---|---|
| ||||
Users by language |