
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
1870
1862
1830 (original); 1967 (model)
1860s
1866
1801-1840 (original); 1901 (model)
circa 1868
1860
circa 1871
1865
1860
1862-1863
1869
1775-1799 (original); 1900-1907 (model)
1864
1668; 1924
1871
circa 1868
1870s
1610; 1923
1870s
1870
1860
circa 1868
circa 1861
1865
1867
1867
1863-1865
1861
1861
1865-1866
1865
1893-4
1866
1867-1868
1866-1870
1955; 1830
circa 1860
1642-1649 (original); 1883 (model)
1871
1862
circa 1861
1862
1867
1863-7
2000-100 BCE
1864
1870s