
Difference Engine No. 1
circa 1832
circa 1832
1668; 1924
1835
1830 (original); 1967 (model)
1955; 1830
1836
1833
1834
1832
1834
1834
1831
1934
1835
1831
1893-4
2000-100 BCE
1863-7
1772 (original); 1919 (model)
1990-96
1832
1832
1870-1877
1775-1799 (original); 1900-1907 (model)
1831
1833
1930 (replica); 1834 (original)
1705-1737
4000-2001 BCE
1835
1835
1610; 1923
1936
1990-95
1832
1642-1649 (original); 1883 (model)
1834-1836
1730-1760 (original); 1931-1939 (replica)
1777 (original); 1894 (model)
300 BCE; 1905-1915
1960-1979
6000-5000BCE
1836 - 1917
1807 - 1904
1831
1835
1831
1833
1834
1832