Ralf Roletschek

I was member of the Wikimedia_Foundation_elections_2013/Committee and also in the Wikimania_2015_jury. Organisation of the most of the meetings for photographers in Germany from 2007 to today 40.000+ own photos at Commons,13.000 usage of this photos, 1200+ Quality Images 80.000+ Contributions at german Wikipedia Commons: (main account) German Wikiversity German Wikipedia (from 2003) private Homepage, technical information about bicycles and photography in german Instructor: Carpenter Photographers training at Gunter Rinnhofer Studies of Civil Engineering in Berlin; Dipl - Ing (FH) Education qualification for bicycle mechanics Lecturer University Anhalt Lecturer University of Applied Science Hof in Germany Wiki Consultant for Data-Farms at Volkswagen AG

de-N Dieser Benutzer spricht Deutsch als Muttersprache. es-2 Esta persona tiene un conocimiento intermedio del español. cs-2 Tento uživatel má střední znalosti češtiny. ru-1 Этот участник владеет русским языком на начальном уровне. fi-1 Tämä käyttäjä osaa suomea vähän. ca-1 Aquest usuari té un coneixement bàsic de català. nah-1 Ni tekitiketl achikentsin saniloa mexikatlahtolli. yua-1 This user has basic knowledge of Yucateco. en-0 This user has no knowledge of English (or understands it with considerable difficulty).

my featured pictures:

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  Einscharpflug  
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  Mittelplate  
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  Citroën DS  
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  Washington  
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  Hongkong  
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  Jugendolympiade  
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  Hongkong  
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  Zitronen  
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  Hongkong  
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  Neuwerk  
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  Aktstudie  
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  Sylt  
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  Görlitz  
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  Schwerin  
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  Panne  
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  Kassel  
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  Schrott?  
• Erklärvideo  
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  Nürnberg  
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  Wiener Semmeln  
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  Barcelona  
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  NÖ  
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  Wiesbaden  
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  Strasbourg  
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  Oderbruch  
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  Maribor  
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  Innsbruck  
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  Kiel  
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  Jerusalem  
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  Graz  
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  Jerusalem
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  Tel Aviv  
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  Helsinki
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  Jerusalem  
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  St. Pölten