
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1839 (original); circa 1988 (replica)
1870
1872
1870
1869
1066; 1876
1872
1893-4
1934
2000-100 BCE
1955; 1830
1870s
1642-1649 (original); 1883 (model)
1872 (original); 1909 (model)
1870
1872
1872
1888
4000-2001 BCE
1934
1930 (replica); 1834 (original)
1872
1705-1737
1870
1830 (original); 1967 (model)
1870
1870-1877
1925; 1862
1990-95
1668; 1924
1730-1760 (original); 1931-1939 (replica)
1866 (original) 1871 (model); 1906 (rigging modified)
1870
1936
1834-1836
1869
circa 1871
1870
1870
1871
1871
1870
1870
1901-1936; 180 BCE
1871-1900 (copy); 618-907 CE (original)
1871-1900 (copy); 618-907 CE (original)
1871-1900 (copy); 618-907 CE (original)
1869
1869