Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1853-1857
1610; 1923
circa 1871
1862
1834-1836
1853-1857
1862
1860
1869
1775-1799 (original); 1900-1907 (model)
circa 1861
1839 (original); circa 1988 (replica)
1930 (replica); 1834 (original)
1864
1870
1870
1858
1858
1865
1866-1870
1858
1858
1990-96
1870s
1858
1772 (original); 1919 (model)
1857
1855
1934
1801-1840 (original); 1901 (model)
1705-1737
1868
1870
1870
1857-1858
1860
1862
1930 (replica); 1834 (original)
1855
4000-2001 BCE
1862
1870
1866
1867
circa 1860
2000-100 BCE
c1860
1854