
Watch with Prest's keyless winding by John Roger Arnold
1821
1821
1820
1893-4
1863-7
2000-100 BCE
1821
1990-96
1822
1705-1737
1820
1823
1820
1821
1823
1772 (original); 1919 (model)
1819
1775-1799 (original); 1900-1907 (model)
1821
4000-2001 BCE
1821
1936
300 BCE; 1905-1915
1817
1836-02
1823
1820
1819
1899/12
1899/12
1856-11
1798 (original); 1977 (model)
1822
1822
1818
1817
1820
1823
1819
1817
1823
1817
1819
1822
1819
1820
1821
1820
1817
30 CE
1818