any
10-12 c.
13 cent.
13-16 c.
10-19th cent.
16 cent.
17 cent.
18 cent.
1812
18-19th cent.
19 cent.
18 cent. - 1917
1862
1868
1883
1900-1917
1901-14
19-20 cent.
1914-18
1918
1919
1921-1937
1918-40
1926-1932
1927-1935
1939- 45
1940-41
1941-45
1967
1945-90
1945 - 1999
20-21 cent
21cent
Boris Popov (1871, Riga, Russian Empire – 1950, Sweeden) – Professor of the chair of Mineralogy of the Faculty of Chemistry of the University of Latvia from 1920 to 1944.
Russian Professors and Students of Latvia in 1919 - 1940
Vyacheslav Gribovsky
Anatoly Ugryumov
Vladimir Kosinsky
Nikolay Kokhanovsky
Alexander Labutin
The students at the UL
Ivan Pshenicyn