
Difference Engine No. 1
circa 1832
circa 1832
2000-100 BCE
1833
1955; 1830
1832
1893-4
1863-7
1832
1775-1799 (original); 1900-1907 (model)
1833
1772 (original); 1919 (model)
4000-2001 BCE
1832
1990-96
1830 (original); 1967 (model)
1705-1737
1870-1877
1990-95
1610; 1923
1642-1649 (original); 1883 (model)
1960-1979
1668; 1924
1832
1883-01
1832
1872-08
circa 3000 BCE
1832
2000 BCE
1832
1832
1832
1832
1833
1833
1832
1832
1833
1833
1832
1832
1833
1832
1832
1833
1833
1832
1833
1833
1832