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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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20 giug 1806 anni - In 1806 and 1807 John Dalton found out that Democritus was right and John said that the small particles had a name called atoms.

Aggiunto al nastro di tempo:

Data:

20 giug 1806 anni
Adesso
~ 219 years ago