
Rotative Steam Engine by Boulton and Watt, 1788
1788
1788
hallmarked 1788
1790
1790
1790
1790
2000-100 BCE
1790
1990-96
1705-1737
1788
1790
1772 (original); 1919 (model)
4000-2001 BCE
1642-1649 (original); 1883 (model)
1990-95
1668; 1924
1976; 1776
1610; 1923
300 BCE; 1905-1915
1929 (copy); 1702-1714 (original)
1936
1730; 1967
1910-130
circa 2000 BCE
700-100 BCE; 1930-1950
30
1-79 CE; before 1914
1789
1789
2000-1350
2000-1350
2000-1350
2000-1350
1850-1350
10,000-2,000 BCE
1789
1788
circa 1790
1789-1790
1913; circa 900 CE
1790
1790 (designed)
3000-1500
1790
2000-1350
2050-1750 BCE
1972-3
1789
2500 BCE