Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

Create a timeline

Public timelines

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

21 jan 1799 ano - 1799 Se deposita en los primeros archivos de Francia el primer prototipo del metro, formado por una regla de platino sin inscripciones ni marcas

Adicionado na linha do tempo:

Metrología

12 jan 2018

0

0

1774

Data:

21 jan 1799 ano

Agora

~ 226 years ago

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL