800px-Otto_von_Guericke_portrait
by Redaktion | 21. Juli 2015 19:32

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Links:- [Image]: http://www.aquanaut.ch/wp-content/uploads/2015/07/800px-Otto_von_Guericke_portrait.jpg
Source URL: http://www.aquanaut.ch/3246-pioniere-tauchen-otto-von-guericke-tauchen-geschichte-aquanaut/800px-otto_von_guericke_portrait/