Medal commemorating the Montgolfier unmanned balloon ascent
1783
1783
1785
1785
1778
1769
1776
1784
1784
1782
1787
hallmarked 1788
1770
1776-1780
1778
1785
1776-1780
2000-100 BCE
1777-1785
1775-1785
1776-1780
1705-1737
1776
circa 1780
1778-1780
1785
1785
1770
1780
1772 (original); 1919 (model)
1990-96
1775-1785
1771
1769
1775
1784
1784
1783
1776-1780
1776-1780
1775
1784
1788
4000-2001 BCE
1772-1773
10000-5000 BCE
1910-130
1788
1787
1766
1767-1786