
Difference Engine No. 1
circa 1832
circa 1832
1830 (original); 1967 (model)
1831
1835
1775-1799 (original); 1900-1907 (model)
1668; 1924
1610; 1923
1834
1832
1834
1834
1893-4
1836
1955; 1830
1642-1649 (original); 1883 (model)
1835
1863-7
2000-100 BCE
1833
1831
1934
1832
1772 (original); 1919 (model)
1930 (replica); 1834 (original)
1831
1833
1835
1835
1990-96
1705-1737
1870-1877
1832
4000-2001 BCE
1990-95
1833
1730-1760 (original); 1931-1939 (replica)
1834-1836
2800 BCE
circa 3000 BCE
1798 (original); 1977 (model)
1832
2050-1750 BCE
1936
300 BCE; 1905-1915
1870-09
1960-1979
1845-1964
700 BCE; 1931
1832
2000-1001 BCE