Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1872
1872
1610; 1923
1862
1834-1836
1875
1862
1860
1873
1874
1869
1839 (original); circa 1988 (replica)
1860
1775-1799 (original); 1900-1907 (model)
1870
1870
1862
1858
1858
1858
1866-1870
1858
1866-1870
1990-96
1875
1857
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1872
1855
1934
1705-1737
1870
1862
1868
1872
1862
1870
1874
1867
1855
1857-1858
1866
2000-100 BCE
circa 1860
1858
1865-1866
c1860
4000-2001 BCE