circa 1840
1835
1846
1845
1840
1842
1841
1837
1834
1848
1833
1843
1839
1893-4
1836
2000-100 BCE
1838
1835-1845
1934
1844
1863-7
1840-1845
1834-1844
1955; 1830
1990-96
1837-1840
circa 1842
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1772 (original); 1919 (model)