Model of William Murdock's Oscillating Engine, 1785.
1785
1785
1750-1795
circa 1750
1758-1769
1758-1769
1758-1769
1760-1770
1758-1773
1794
1750-1770
1785
1762
1752
1762
1762
1778
1762
1782-1793
1750
1783
1785
1769
1755
1750-1760
2000-100 BCE
1761
1761
1776
1757
1784
1784
1785-1790
1762
1762
1762
1752
1752
1762
1755
1778
1777-1785
1782
1787
1764
hallmarked 1788
1762
1762
1770
1776-1780
1776-1780