Medal commemorating the Montgolfier unmanned balloon ascent
1783
1783
1785
1785
1778
1769
1782-1793
1776
1784
1784
1785-1790
1798
1794
1782
1787
hallmarked 1788
1770
1780-1800
1796-1797
1796-1798
1771-1800
1785-1789
1771-1800
1781-1790
circa 1800
1776-1780
1778
1785
1771-1800
1776-1780
2000-100 BCE
1777-1785
1775-1785
1770-1800
1776-1780
1797
1799
1799
1705-1737
1775-1794
1790
1775-1795
mid-1800s
1776
1794
circa 1780
1778-1780
1790
1785
1797
1791