1934
1840-1850
circa 1854
1849
1850
1839
1855
2000-100 BCE
1851
1841
1842
1854
1840
1845
1853
1850-1856
1846
1840-1845
1852
1843
1893-4
1863-7
1845-1851
1844
1848-1852
1955; 1830
1856
circa 1840
1850-1857
1857
1990-96