
Difference Engine No. 1
circa 1832
circa 1832
1831
1705-1737
1830 (original); 1967 (model)
1990-96
1837
1837
1837
1955; 1830
1835
1834
1832
1893-4
1934
1837
1863-7
2000-100 BCE
1833
1835
1836
1837
1834
1834
1837
1837
1831
1772 (original); 1919 (model)
1831
1775-1799 (original); 1900-1907 (model)
1833
1837
1835
1837
1832
4000-2001 BCE
1930 (replica); 1834 (original)
1832
1870-1877
1835
1936
1610; 1923
1668; 1924
2050-1750 BCE
1990-95
1730-1760 (original); 1931-1939 (replica)
1834-1836
1580-1588; 1930
2000-1001 BCE
1832
1900-1933