Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
circa 1832
1872
1853-1857
1610; 1923
1847-1848
1889
1849
1860
1842
1889
1840-1851
1870
1840
1862
1840
1858
1866-1870
1886
1866-1870
1857
1801-1840 (original); 1901 (model)
1705-1737
1889
1886
1851
1844
1833
1852
1870
1851
1862
circa 1880
1837
1868
circa 1885
1846
1890
1870
1876
1874
1855
1857-1858
1866
1840-1845
1834-1883
1865-1877
1875-1885
1843