Information courtesy of Graham Forsdyke of ISMACS SINGER SEWING MACHINES ====================== --------------------------------------------------- Serial Number Date of Manufacture --------------------------------------------------- 1-100 1850 101-900 1851 901-1711 1852 1712-2521 1853 2522-3400 1854 3401-4283 1855 4284-6847 1856 6848-10477 1857 10478-14071 1858 14072-25024 1859 25025-43000 1860 43001-61000 1861 61001-79395 1862 79396-99426 1863 99427-123058 1864 123059-149399 1865 149400-180360 1866 180361-223414 1867 223415-283044 1868 283045-369826 1869 369827-497660 1870 497661-678921 1871 678922-898680 1872 898681-1121125 1873 1121126-1362805 1874 1362806-1612658 1875 1612659-1874975 1876 1874976-about 2 million 1877 2 million to 3 million 1878-1880 3 million to 4 million 1881-1882 4 million to 5 million 1883-1884 5 million to 6 million 1885-1886 6 million to 7 million 1887-1888 7 million to 8 million 1889 8 million to 9 million 1890 9 million to 10 million 1891 Serial No. begins with N 1900 Serial No. begins with L 1901 Serial No. begins with K 1902-1903 Serial No. begins with B 1904-1905 Serial No. begins with H 1906-1907 Serial No. begins with D 1908-part of 1909 G 000000-G 999999 1909 G1000000-G2500000 1910-1912 G2500001-G4400000 1913-1915 G4400001-G6500000 1916-1918 G6500001-G8500000 1919-1920 G8500001-G9999999 1921-1923 G0000000-G0998000 1924 Serial No. begins with F 1924 Serial No. begins with Y 1925 Serial No. begins with AA 1924-1926 Serial No. begins with AB 1926-1928 Serial No. begins with AC 1928-1930 Serial No. begins with AD 1930-1935 Serial No. begins with AE 1935-1938 Serial No. begins with AF 1938-1941 Serial No. begins with AG 1941-1947 Serial No. begins with AH 1947-1948 CLYDEBANK SCOTLAND SEWING MACHINES ================================== --------------------------------------------------- Serial Number Begins With Date of Manufacture --------------------------------------------------- M Jan 1900 - Jun 1900 P Jul 1900 - Dec 1901 R Jan 1902 - Dec 1903 J Jan 1904 - Dec 1905 S Jan 1906 - Dec 1907 V Jan 1908 - Dec 1909 F Jan 1910 - Dec 1920 Y Dec 1920 - Oct 1935 EA Oct 1935 - Jan 1937 EB Feb 1937 - Jan 1939 EC Feb 1939 - Dec 1940 ED Jan 1941 - Apr 1947 EE Apr 1947 - Feb 1949