
Marine Timekeeper known as 'H5' by John Harrison and Son 1770
1770
1770
1770
1769
1767
1767
2000-100 BCE
1770
1990-96
1765
1705-1737
1766
4000-2001 BCE
1769
1668; 1924
1990-95
1642-1649 (original); 1883 (model)
1610; 1923
1768-1769
2050-1750 BCE
1960-1979
1845-1964
1600-1500 BCE (original); 1900-1914 (copy)
700 BCE; 1931
6000-5000BCE
1979-80
30 CE
30 CE
1766
2686-2613 BCE
1770
1888-185
1945-50
1765
1765
1770
20-400
2000-1350
1-79 CE; before 1914
2000-1350
2000-1350
2000-1350
2000-1350
2000-1350
1370-1350 BCE; 1931
30-200
1931; 250 BCE
2000-1350
20-500
1370-1350 BCE; 1931
2000-1350