Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1872
1853-1857
1610; 1923
circa 1871
1872
1847-1848
1846
1862
1834-1836
1862
1850-1860
1853-1857
1873
1875
1845-1855
1849
1844
1860
1842
1874
1873
circa 1861
1840-1851
1869
1775-1799 (original); 1900-1907 (model)
1930 (replica); 1834 (original)
1839 (original); circa 1988 (replica)
1874
1840
1870
circa 1848
1864
1850
1870
1858
1858
1840
1865
1858
1866-1870
1858
1847
1846
1772 (original); 1919 (model)
1845-1855
1855
1858
1870s