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jan 1, 1817 - Т.Ф. Осиповский
Description:
«Об астрономических преломлениях»- Год: 1817
Added to timeline:
5 этап конкурса.
By
Елизавета Волкова
16 Feb 2023
0
0
153
Date:
jan 1, 1817
Now
~ 209 years ago
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