Era
20th century
73
1900-1999
24
1902-1967
22
1917-2000
9
1753-1784
6
19th century
6
Colonial period, ca. 1600-1775
6
active 1834-1864
4
1600-1775
2
1872-1906
2
1880-1958
2
1900-2099
2
1902-1981
2
1906-1995
2
1910-1985
2
1913-1980
2
1914-2000
2
1929-1968
2
1931-1991
2
1934-2014
2
1936-2002
2
1936-2010
2
1946-
2
21st century
2
approximately 1909-1953
2
1800-1899
1
1867-1912
1
1871-1948
1
1875-1935
1
1905-1987
1
1917-2010
1
1936-
1
1940-
1
1942-
1
1944-
1
1951-
1
1970-
1
1975-
1
1980-
1
Geschichte 1982-1989
1
Since 1975
1