18 fev 1645 ano - Blaise Pascal invented a calculating machine to help his father with taxes. The device was called the Pascaline and about 50 Pascalines were built. Only a few can be found in museums such as the one on display in the Des Arts et Metiers Museum in Paris.
Adicionado na linha do tempo:
Data:
18 fev 1645 ano
Agora
~ 379 years ago
