Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1872
1610; 1923
1872
circa 1871
1862
1834-1836
1873
1862
1875
1860
1874
1873
1869
1775-1799 (original); 1900-1907 (model)
circa 1861
1839 (original); circa 1988 (replica)
1930 (replica); 1834 (original)
1874
1864
1870
1870
1878
1865
1866-1870
1990-96
1870s
1772 (original); 1919 (model)
1875
1878
1934
1801-1840 (original); 1901 (model)
1705-1737
1872
1868
1870
1870
1860
1862
1872
1930 (replica); 1834 (original)
1876
4000-2001 BCE
1862
1874
1875-1877
1870
1865-1877
1866