01:5001:50, 14 December 2016diffhist+76
Konstantin Tsiolkovsky
"He was born in Izhevskoye (now in Spassky District, Ryazan Oblast), in the Russian Empire, to a middle-class family. His father, Edward Tsiolkovsky (in Polish: Ciołkowski), was Polish; his mother, Maria Yumasheva, was of Tatar origin.[1][2]"Tags: Visual editMobile editMobile web edit
01:5001:50, 14 December 2016diffhist+76
Konstantin Tsiolkovsky
"He was born in Izhevskoye (now in Spassky District, Ryazan Oblast), in the Russian Empire, to a middle-class family. His father, Edward Tsiolkovsky (in Polish: Ciołkowski), was Polish; his mother, Maria Yumasheva, was of Tatar origin.[1][2]"Tags: Visual editMobile editMobile web edit