
Marine chronometer by John Arnold
1802
1802
1802
1802
2000-100 BCE
1990-96
circa 1801
1772 (original); 1919 (model)
1801
1705-1737
1775-1799 (original); 1900-1907 (model)
1801
4000-2001 BCE
1801
1936
300 BCE; 1905-1915
1836-02
1798 (original); 1977 (model)
1801
1801
1801
1802
30 CE
30 CE
1802
1801
20-400
30-200
20-500
1802
20-500
1972-3
1990-95
1801
15/7/27
15/7/27
1840-160
circa 3000 BCE
3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 2000 BCE
1898-01
2500 BCE
2000-1000
1860-1715
1851-1800