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Small screw-cutting device or fusee engine for clock-maker's use
circa 1800
circa 1800
1808
1809
circa 1810
1815-1825
1807
2000-100 BCE
1815
1799-1802
1820
1825
1803-1828
1815
1826
1808
1799
1802
1805
1813
1807
1806
1815
1825
1829
circa 1805
1801-1823
1812
1826
1810-1817
1863-7
1893-4
1806
1799
1775-1799 (original); 1900-1907 (model)
1805
circa 1800
1815
1809
1824
1809
1821
1821
1823-1825
1829
1822
mid-1800s
1829
1829
1800-1818
1800-1818