Cyfnod
19th century
4
1469-1527
3
1881-1963
3
17th century
2
1815-1830
2
1945-1989
2
1979-
2
1997-
2
1478-1535
1
1486?-1546
1
1566-1625
1
1631-1690
1
1715-1774
1
1755-1838
1
1799-1815
1
17th cenrury
1
1843
1
1854-1922
1
1873-1950
1
1876-1958
1
1892-1973
1
1897-1980
1
1898-1952
1
1917-1963
1
1918-1945
1
1918-1952
1
1925-1995
1
1926-1973
1
1945-
1
1948-
1
1961-1963
1
20th century
1
21st century
1
905-959
1
Since 1945
1
To 1500
1