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9 janv. 1820 - Tech: Arithmometer
Description:
Arithmometer: The Arithmometer was the first mass-produced calculator invented by Charles Xavier Thomas de Colmar
Ajouté au bande de temps:
12 nov. 2017
0
0
1025
Myopia (Linear Life)
Date:
9 janv. 1820
Maintenaint
~ Il y a 204 ans