2016 September equinox videoconference

Ritratto di eric vayssie

Eratosthenes videoconference (13 October 2016) Hyderabad INDIA, Busteni ROMANIA, Nis SERBIA, Donji Muc CROATIA, Athens, Petroupoli,Ioannina GREECE, Merlara ITALY, Buenos Aires ARGENTINA

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Fondazione La main à la pâte