Era
Revolution, 1917-1921
3
1905-1984
2
1917-1936
2
1917-1991
2
1925-1953
2
1936-1953
2
1985-1991
2
1769-1821
1
17th century
1
1800 - 1825
1
1828-1910
1
1881-1894
1
18th century
1
1900-1999
1
1914-1921
1
1917 - 1921
1
1939-1945
1
19th century
1
20e siècle
1
20th century
1
Alexander I, 1801-1825
1
Alexander III, 1881-1894
1
Early works to 1800
1