Combined graphometer and plummet clinometer, 1663.
1663
1663
2000-100 BCE
1665-1670
1663
1660-1665
1660-1665
1660-1665
1660-1665
1990-96
1658
1650-1665
1666
4000-2001 BCE
1640
1667
1666
1654
1660-1665
1658
1660
1640
1665
1666
1650
1664
30 CE
1662
1660
1661
30 CE
2686-2613 BCE
1664
1888-185
1945-50
1640-1650
1370-1350 BCE; 1931
1931; 250 BCE
1370-1350 BCE; 1931
1650
1668
1655
2000-1000
1640-1660
1655
1972-3
2500 BCE
1880-120
1642
1650-1660
1990-95