
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1862
1860
1839 (original); circa 1988 (replica)
1870
1872
1870
1869
1858
1066; 1876
1872
1861
1861
1934
1861-1866
1857-1870
1858
circa 1860
circa 1868
circa 1861
1860
1867
1867
1858
1865-1866
1858
1862
1870
1865
1955; 1830
1858
1865
1857-1858
1857-1858
1858-03-02
1866
1857-1858
1865
1859
1872 (original); 1909 (model)
1642-1649 (original); 1883 (model)
1867-1868
1857
circa 1861
1867
1893-4
1863-7
2000-100 BCE
1864
1870s