Rotative Steam Engine by Boulton and Watt, 1788
1788
1788
1610; 1923
1815-1825
1801
1791
1800-1820
1829
1805
1821
1820
1829
1775-1799 (original); 1900-1907 (model)
circa 1800
1829
1795-1805 (original)
1797
1799-1802
1795-1805
1772 (original); 1919 (model)
1795-1820
1705-1737
1801-1823
1819
1795-1805
1828
1797-1804
1804-1807
1795-1805
1795
1794
1822
2000-100 BCE
4000-2001 BCE
1825
1802
1802
circa 1810
1813
1790-1810
1814
1795-1805
1807
hallmarked 1788
1799
1793-1803
1795
circa 1800
1795-1810
1786
1823