Sergey Unkovsky

Henry D. Bardwell

b. 1856 politician

Robert R. Blacker

1845–1931 businessperson, philanthropist, politician Brantford

Dimitar Stanchev

1847–1905 Shumen

Vladimir Grum-Grzhimailo

1864–1928 engineer, metallurgist, pedagogue Saint Petersburg

Nikolay Demyanov

1861–1938 academic, chemist, university teacher Tver

Donald Petrie

1846–1925 botanical collector, botanist, school inspector, scientific collector, teacher Moray