
Marine chronometer by John Arnold and Son
1795
1795
1798
1797
1800
1795
1800
1796
1800
1800
1800
1795
1800
1795
1795
1799
2000-100 BCE
mid-1800s
1705-1737
1797
1800
1799
1800
1797
4000-2001 BCE
1799
1668; 1924
1990-95
1610; 1923
1642-1649 (original); 1883 (model)
1936
circa 1800
circa 3000 BCE
1795
1798
1796-1798
1798
1797
1797
100 BCE-300 CE; 1890-1920
2000-1350
1972-3
2000-1000
circa 1800
1851-1800
1795
circa 1800 BCE
hallmarked 1795
15/7/27
1796
15/7/27