
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
1870
circa 1861
1872
1862
1830 (original); 1967 (model)
1862-1863
circa 1871
1870
1869
1839 (original); circa 1988 (replica)
1775-1799 (original); 1900-1907 (model)
1871
1642-1649 (original); 1883 (model)
1668; 1924
1862
1868
1990-96
1866-1870
1610; 1923
1870
1772 (original); 1919 (model)
1865-1870
2000-100 BCE
1863
1872
1925; 1862
1867
1862
1872
1862
1866
1990-95
1862
1861-1870
1862
1934
1866-1870
1863-1865
1862-1863
1869
1862
1934
1801-1840 (original); 1901 (model)
1705-1737
1867 - 1968
1869
1863 - 1944
1869 - 1987