Era
20th century
25
19th century
17
19e siècle
5
1800-1999
4
1872-1951
4
20e siècle
4
21st century
4
1844-1916
3
18th century
3
Colonial period, ca. 1600-1775
3
1644-1718
2
1706-1790
2
1738-1820
2
1741-1827
2
1780-1849
2
1891-1979
2
1900-1999
2
1901-1982
2
1939-
2
1946-
2
1959-
2
Pennsylvania
2
-1892
1
-1898
1
1368-1912
1
1494-1556
1
1494-1557
1
1494-approximately 1556
1
1500-1599
1
1503-1572
1
1606-1669
1
1697-1784
1
16e siècle
1
16th century
1
1700-1899
1
1704-1769
1
1732-1799
1
1739-1823
1
1758-1828
1
1763-1863
1
1769-1882
1
1776-1857
1
1785-1851
1
1793-1868
1
1796-1865
1
1796-1882
1
1798-1892
1
17th-18th centuries
1
1800-1899
1
1801-1860
1
more ...