![](https://coimages.sciencemuseumgroup.org.uk/55/247/large_thumbnail_1938_0015__0005_.jpg)
Small screw-cutting device or fusee engine for clock-maker's use
circa 1800
circa 1800
circa 1805
1808
1809
circa 1810
1893-4
1808
1806
1815
1807
2000-100 BCE
1815
1863-7
1815
1802
1812
1805
1813
1807
1810-1817
1990-96
1808
1811-1812
1805-1815
1815
1809
1806
1705-1737
1801
1772 (original); 1919 (model)
4000-2001 BCE
1801
circa 1810
1814
1801
circa 1808
1804-1807
1813
mid-1800s
1800-1818
1800-1818
1800-1818
1775-1799 (original); 1900-1907 (model)
1805
circa 1800
1809
1805
1805-1806
1808
1807