Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
1910
circa 1832
1872
1853-1857
1610; 1923
1847-1848
1889
1849
1909-1910
1860
1893
1842
1821
1889
1884-1900
1840-1851
1860-1896
1895-1905
1874-1902
1870
1840
1862
1898
1840
1858
1897
1895-1905
1866-1870
1886
1850-1900
1866-1870
1857
1801-1840 (original); 1901 (model)
1705-1737
1889
1886
1851
1844
1833
1852
1877-1902
1870
1851
1862
circa 1880
1837
1828
1830