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21 янв 1903 г. - К.Э. Циолковский написал первую статью о космонавтике
Добавлено на ленту времени:
History of science in Russia
By
Andrew Miandin
14 дек 2017
0
0
590
Дата:
21 янв 1903 г.
Сейчас
~ 122 г назад
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