
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1870
1830 (original); 1967 (model)
circa 1861
1862
1865-1866
1869
1861
1861
1865
1867-1868
1955; 1830
1867
1867
1867
1893-4
1934
1863-7
circa 1861
2000-100 BCE
1861-1866
1864
1862
1870
circa 1868
1867
1865
1866
1870s
1865
1867
1862-1863
1865
1930 (replica); 1834 (original)
1839 (original); circa 1988 (replica)
1864
1705-1737
1888
1865
1866-1870
4000-2001 BCE
1870
1865
1870
1934
1862-1866
1870-1877
1865-1866
1642-1649 (original); 1883 (model)