Litkefp, from 1860 until 1870

Fyodor petrovich litke (september 17 (28), 1797, st. Petersburg – october 8, 1882, st. Petersburg) – count (1866), russian navigator, geographer, arctic explorer, admiral (1855), president of the academy of sciences in 1864–1882. Date: from 1860 until 1870.