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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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16 h 52 m, 9 sept 1839 año - Открытие Пулковской обсерватории
Añadido al timeline:
История Санкт-Петербурга
By
Аня Васильцова
25 nov 2019
0
0
362
fecha:
16 h 52 m, 9 sept 1839 año
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~ 186 years ago
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