
Napier's Bones
1690
1690
1681
1685
1670
1685
1690
2000-100 BCE
1610; 1923
1680
1668-1672 Probable
1685-1695
1673
1675-1685
1680
1675-1685
1680
1680
1675
1670
1670
1692
1680-1690
1672
1675-1685
1690-1695
1690
1990-96
1670
1666
4000-2001 BCE
1666-1680
1667
1675-1679
1666
1685-1695
1670-1680
1680
1671
1690
1675
1675-1685
1675
1680-1685
1990-95
1977; 1204-1206
1642-1649 (original); 1883 (model)
1936
2050-1750 BCE
1668; 1924
1678