
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1830 (original); 1967 (model)
circa 1871
1870
1869
1839 (original); circa 1988 (replica)
1775-1799 (original); 1900-1907 (model)
1871
1642-1649 (original); 1883 (model)
1668; 1924
1990-96
1610; 1923
1870
1772 (original); 1919 (model)
2000-100 BCE
1925; 1862
1990-95
1934
1869
1934
1801-1840 (original); 1901 (model)
1705-1737
1869
1869 - 1987
1870s
circa 1870
1580-1588; 1930
1871
4000-2001 BCE
1870-1877
300 BCE; 1905-1915
1960-1979
2050-1750 BCE
circa 1870
1955; 1830
1936
1834-1836
1798 (original); 1977 (model)
2000-1001 BCE
1893-4
1701-1800
1871 - 1959
1870
1730-1760 (original); 1931-1939 (replica)
6000-5000BCE
1870
1900-1933 (model); 1869 (original)
100-1 BCE; 1501-1600; 1914
1600-1500 BCE (original); 1900-1914 (copy)