Small screw-cutting device or fusee engine for clock-maker's use
circa 1800
circa 1800
2000-100 BCE
1799
1775-1799 (original); 1900-1907 (model)
1990-96
1799
1705-1737
1801
1772 (original); 1919 (model)
4000-2001 BCE
1801
circa 1800
1801
mid-1800s
1800
1856-01
circa 1800
30
1800s
1883-01
1800
1800
1800
1800
1800
1877 (copy); 1700-1731 (original)
1800
30 CE
1800
1800
30 CE
2686-2613 BCE
circa 1800
1800
1800
1800
1888-185
1800
1945-50
1800
1801-1800
1370-1350 BCE; 1931
1931; 250 BCE
1370-1350 BCE; 1931
1800
2000-1000
100 BCE-300 CE; 1890-1920
1800
1972-3
2500 BCE