Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1872
1872
1610; 1923
circa 1871
1834-1836
1873
1874
1869
1775-1799 (original); 1900-1907 (model)
1839 (original); circa 1988 (replica)
1874
1870
1864
1870
1866-1870
1873
1772 (original); 1919 (model)
1870s
1934
1801-1840 (original); 1901 (model)
1930 (replica); 1834 (original)
1872
1705-1737
1868
1870
1872
1870
1865
1874
1866
1870
2000-100 BCE
1867
4000-2001 BCE
1865-1866
1934
1870
1873
1870s
1865-1866
1870s
1930 (replica); 1834 (original)
1865
1870-1877
1870
1865
1873
1867