Пётр Семёнов
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Lifestyle
Petr Semenov-Tian-Shansky: Google Doodle celebrates Russian geographer’s 194th birthday
Google Doodle celebrates the 194th birthday of Russian geographer and statistician Petr Semenov-Tian-Shansky (Пётр Семёнов-Тян-Шанский), who managed the Russian Geographical…
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