
Marine chronometer by John Arnold
1771
1771
2000-100 BCE
1772 (original); 1919 (model)
1990-96
1771
1705-1737
1772
4000-2001 BCE
1610; 1923
1642-1649 (original); 1883 (model)
1668; 1924
1936
2050-1750 BCE
1990-95
300 BCE; 1905-1915
1845-1964
1850-1899
2000-100 BCE
1770-1810
1730; 1967
3000-2500 BCE
circa 3000 BCE
1772
2000 BCE
1772
1771
1772
1771
1771
1771
1772
1772
1772
1772
1772
1676; 1840-1865
1772
1772
1772
1877 (copy); 1700-1731 (original)
1772
2000-500 BCE
2000-500 BCE
8500-2000 BCE
2000-500 BCE
1991-1786 BCE
1991-1786 BCE
2000-500 BCE
1501-1600; 1978
1800-1600