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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 janv. 1799 - Se deposita en los archivos de Francia el primer prototipo del metro, formado por una regla de platino sin inscripciones ni marcas.
Ajouté au bande de temps:
metrologia
By
Jorge guarneros
17 juil. 2020
0
0
684
Date:
1 janv. 1799
Maintenaint
~ Il y a 226 ans
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