1839
1835
1850
1841
1842
1840
1845
1837
circa 1840
1849
1851
2000-100 BCE
1846
1848
1955; 1830
1843
1845-1851
1835-1845
1848-1852
1844
1838
1840-1845
1852
1934
1863-7
1893-4
1840-1850
1836