
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1872
1839 (original); circa 1988 (replica)
1705-1737
1830 (original); 1967 (model)
1872
1870s
1955; 1830
1893-4
1934
2000-100 BCE
1872 (original); 1909 (model)
1870
1872
1873
1872
1870
1934
1870-1877
1872
1930 (replica); 1834 (original)
1873
1925; 1862
1888
1873
4000-2001 BCE
1870
1870
1873
circa 1871
1936
1610; 1923
1668; 1924
1990-95
2050-1750 BCE
1730-1760 (original); 1931-1939 (replica)
1900-1933 (model); 1869 (original)
2000-1001 BCE
1990-96
1871
1580-1588; 1930
1872
1872
2000-1350
1-79 CE; before 1914
2000-1350
2000-1350
2000-1350
2000-1350