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jan 1, 1906 - A los 10 años elaboraría y enviaría un artículo sobre el gorrión alpino a una revista de historia natural de su localidad Fue su primera contribución a la ciencia
Added to timeline:
Jean Piaget
By
Emma Muñoz
14 Oct 2018
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533
Date:
jan 1, 1906
Now
~ 120 years ago
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