
Babbage's Analytical Engine, 1834-1871. (Trial model)
1871
1871
circa 1832
2019
1991-2002
1955
1918
1588
1588
1588
1588
1601-1700
100 BCE-500CE
1855
2013
1551
1896
1700-1725
1660
1640-1660
1588
1588
1588
1588
1588
1588
1580
1600
1600
1400-1499
1795-1805
1588
1845-1855
1781
2013
2003
1588
2019
1957
1960
1862
1601-1630
1926
1900
1915-1925
1894