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Post date: 08-Jun-2012 10:34:50
31 may 2012 : new edition of the map of Alkmaar from 1597
8 june 2012: Richard SantaColoma has made a Perpetuum Mobile model and made a movie of the engine in action.
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Post date: 08-Jun-2012 10:34:50
31 may 2012 : new edition of the map of Alkmaar from 1597
8 june 2012: Richard SantaColoma has made a Perpetuum Mobile model and made a movie of the engine in action.