Model of William Murdock's Oscillating Engine, 1785.
1785
1785
1794
circa 1800
1785
1782-1793
1783
1785
2000-100 BCE
1784
1784
1785-1790
1798
1797
1782
1787
hallmarked 1788
1799
1780-1800
1796-1797
1796-1798
1785-1789
1781-1790
circa 1780
1790
1990-96
1784
1784
1784
1783
circa 1795
circa 1800
1788
1794
1799
1705-1737
mid-1800s
1790
1785
1797
1791
1785
1780
1772 (original); 1919 (model)
1775-1799 (original); 1900-1907 (model)
4000-2001 BCE
1792
1797
1791-1792
1888-185
1801-1800