1776
1776-1780
1762
1769
1764
1778
2000-100 BCE
1761
1770
1990-96
1771
1775
1986 (replica); 1501-1600 (original)
1765
1705-1737
1763
circa 1780
1780
1761-1762
1778-1780
1772 (original); 1919 (model)
4000-2001 BCE