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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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1 gen 1799 anni - Se deposita en los archivos de Francia el primer prototipo del metro, formado por una regla de platino sin inscripciones ni marcas.
Aggiunto al nastro di tempo:
metrologia
By
Jorge guarneros
17 lug 2020
0
0
548
Data:
1 gen 1799 anni
Adesso
~ 226 years ago
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