Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
1801
1770
1999
1910
circa 1832
1872
1949
1967
1920-1950
1920-1950
2019
1847-1848
1915-1925
1960-1970
1902-1917
2013
1849
1880-1940
1860
1909-1910
1920-1950
1800-1820
1842
1805
1870-1920
1884-1900
1889
1775-1785
1925-1930
1860-1896
1760-1775
1801-1838
1901-1930
circa 1800
1939-1955
1874-1902
1960
1920
1951-1953
1797
1886-1927
1926-1932
1941-1963
1862
1858
1785
1999
1901-1920