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/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
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25 déc. 1656 - The pendulum clock is invented by Christiaan Huygens, so accurate that it only loses 10 seconds per day. Huygens will mention the date in a letter to Ismail Boulliau a year later

Ajouté au bande de temps:

Date:

25 déc. 1656
Maintenaint
~ Il y a 368 ans