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1869 г. – открытие Д.И. Менделеевым (1834–1907) Периодического закона химических элементов. (1 janv. 1869 – 1 janv. 1869)
Ajouté au bande de temps:
Научные открытия и культурные достижения 19 века
By
Алексей Георгиевский
10 sept. 2018
0
0
428
Date:
1 janv. 1869
1 janv. 1869
~ 0 min
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