
Small screw-cutting device or fusee engine for clock-maker's use
circa 1800
circa 1800
1785-1789
1785-1790
2000-100 BCE
1798
1797
1794
1787
hallmarked 1788
1799
1796-1797
1796-1798
1785
1785
1785
1794
1799
1788
1775-1799 (original); 1900-1907 (model)
circa 1795
circa 1800
1797
1785
1797
1791
mid-1800s
1787
4000-2001 BCE
1792
1990-96
1791-1792
1705-1737
1790
1790
1785
1772 (original); 1919 (model)
1795
1785-1795
1793
1794-03-03
1972-3
1789
2500 BCE
2000-1000
1788
1880-120
1800- 500 BCE
1798
1792
1800