Era
19th century
1812-1870
15
1840-1928
13
1775-1817
7
1819-1880
7
1811-1863
6
1824-1889
6
20th century
6
1815-1882
5
1857-1903
5
1756-1836
2
1797-1851
2
1810-1865
2
1828-1909
2
1847-1912
2
18th century
2
1767-1849
1
1805-1880
1
1816-1855
1
1828-1895
1
1831-1894
1
1831-1913
1
1832-1898
1
1837-1919
1
1856-1925
1
1867-1940
1
1876-1923
1