Historical Period
20th century
44
1865-
25
1775-1865
24
19th century
15
Civil War, 1861-1865
6
1945-
5
1865-1945
4
1949-
4
21st century
3
To 1775
3
1815-1861
2
1863-1877
2
1877-1964
2
1891-1976
2
1909-
2
1929
2
1951-
2
1952-
2
1798-1885
1
17th century
1
1807-1870
1
1809-1851
1
1814?-1884
1
1815-1885
1
1838-1918
1
1844-1930
1
1846-1915
1
1857-1861
1
1858-1932
1
1861-1865
1
1873-1945
1
1875-1958
1
1877-1934
1
1897-1988
1
18th century
1
1900-1999
1
1909-2001
1
1911-1938
1
1915-2002
1
1922-2015
1
1927-2013
1
1930-2006
1
1932-2018
1
1938-
1
1943-
1
1972-
1
Colonial period, ca. 1600-1775
1
Modern period, 1600-
1
To 1865
1
To 1964
1
more ...