TÜR 2912 400 Jahre TeleskopTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLorenzen29.12.200929 Aralık 2009turkisch: TÜR 2912 400 Jahre Teleskop - Produziert: 28.12.2009 - 17:25:40 von Lorenzenhttps://p.dw.com/p/LG9EReklam