Cyfnod
1844-1900
8
20th century
7
1770-1831
5
19th century
4
1491-1556
2
1724-1804
2
1818-1883
2
1903-1969
2
1580-1645
1
1743-1819
1
1762-1814
1
1769-1859
1
1788-1860
1
1808-1874
1
1809-1882
1
1813-1855
1
1813-1883
1
1889-1951
1
1889-1976
1
1897-1982
1
1898-1918
1
1906-1975
1
1947-
1
Early church, ca. 30-600
1
Middle Ages, 600-1500
1
approximately 1217-1274
1