
Difference Engine No. 1
circa 1832
circa 1832
1853-1857
circa 1846
1849
1838
1847-1848
1853-1857
1830 (original); 1967 (model)
1846
1845-1855
1835
1837
1837
1844
circa 1848
1840
1840-1851
1838
1839 (original); circa 1988 (replica)
1838
1858
1844
1850
1831
1775-1799 (original); 1900-1907 (model)
1642-1649 (original); 1883 (model)
1858
1857
1858
1668; 1924
1836 - 1917
1831
1848
1837
1840
1845-1855
1851
1840-1848
1845-1855
1990-96
1610; 1923
1843-1853
1846
1772 (original); 1919 (model)
1858
2000-100 BCE
1855
circa 1842
1840
1858