Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
circa 1832
1872
1853-1857
1610; 1923
1847-1848
1862
1834-1836
1853-1857
1850-1860
1875
1845-1855
1844
1849
1862
1860
1873
1829
1842
1821
1820
1840-1851
1874
1805
1869
1839 (original); circa 1988 (replica)
1860
1775-1799 (original); 1900-1907 (model)
circa 1848
1870
1850
1870
1840
1862
1848
1831
1840
1858
1858
1808
1829-1851
1858
1866-1870
1858
1866-1870
1990-96
1875
1838
1857