
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1839 (original); circa 1988 (replica)
1870
1875
1872
1870
1874
1874
1066; 1876
1872
1934
1875
1877
1876
1875
1870
1875
1955; 1830
1870-1877
1876
1872 (original); 1909 (model)
1642-1649 (original); 1883 (model)
1893-4
2000-100 BCE
1870s
1872
1872
1888
1934
1875-1877
1930 (replica); 1834 (original)
1873
1870
1877
1705-1737
1870-1877
1873
1873
4000-2001 BCE
1830 (original); 1967 (model)
1872
1870
1925; 1862
1877
1873-1876
1990-95
1668; 1924
1870
1866 (original) 1871 (model); 1906 (rigging modified)
1873