Petr Semenov-Tian-Shansky

Petr Semenov-Tian-Shansky: Google Doodle celebrates Russian geographer’s 194th birthday

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… Read More

4 years ago