
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1839 (original); circa 1988 (replica)
1870
1872
1870
1869
1066; 1876
1872
1934
circa 1868
1867
1867
1865-1866
1870
1865
1955; 1830
1865
1866
1865
1872 (original); 1909 (model)
1642-1649 (original); 1883 (model)
1867-1868
1867
1893-4
2000-100 BCE
1870s
1872
1867
1872
1888
1865
1934
1930 (replica); 1834 (original)
1873
1870
1865-1866
1705-1737
1866-1870
1870-1877
1865
1873
1865
1873
4000-2001 BCE
1830 (original); 1967 (model)
1872
1870
1925; 1862
1990-95
circa 1868