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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 янв 400 г. до нашей эры - 400 BC Democritus proposed the atomic theory.
Добавлено на ленту времени:
Chem
By
Peter Foti
15 ноя 2018
0
0
343
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1 янв 400 г. до нашей эры
Сейчас
~ 2427 г назад
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