
Difference Engine No. 1
circa 1832
circa 1832
1829
1835
1834
1832
1893-4
1934
1830
2000-100 BCE
1837
1837
1837
1834
1834
1610; 1923
1837
1955; 1830
1835
1837
1829
1831
1837
1863-7
1829
1833
1831
1836
1837
1990-96
1830
1832
1772 (original); 1919 (model)
1830-1835
1775-1799 (original); 1900-1907 (model)
1835
1835
1830
4000-2001 BCE
1829
1930 (replica); 1834 (original)
1833
1830
1831
1829
1829
1829
1705-1737
1837
1828
1870-1877