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19 janv. 1869 - Периодическая система химических элементов: Д. И. Менделеев
Ajouté au bande de temps:
Научные открытия XIX века
By
Даниил Прошин
9 janv. 2020
0
0
379
Date:
19 janv. 1869
Maintenaint
~ Il y a 156 ans
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