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International Sewing Machine Collectors' Society

The purpose of the International Sewing Machine Collectors' Society is to foster the collecting of, and research into, sewing machines.

Dating Singer Machines

These tables are taken from Singer publications; they show the dates
for a particular range of serial numbers for the given plants.

PLEASE NOTE:
R-series was issued before J-series
V-series was issued before F-series

ELIZABETHPORT

Year of issue
No Letter Prefix prior to 1900 From To
Letter N series 1900 1900
Letter L Series 1901 1901
Letter K Series 1902 1903
Letter B Series 1904 1905
Letter D Series 1908 1909
G-1,000,000 to G-2,500,000 1910 1912
G-2,500,000 to G-4,400,000 1913 1915
G-4,400,000 to G-6,500,000 1916 1918
G-6,500,000 to G-8,500,000 1919 1920
G-8,500,000 to G-9,999,999 1921 1923
G-1 to G-999,999 1924 1924
AA series 1924 1926
AB series 1926 1928
AC series 1928 1930
AD series 1930 1935
AE series 1935 1938
AF series 1935 1938
AF series 1938 1941
AG series 1938 1941
AG series 1947 1947
AH series 1947 1948
AJ series 1948 1950
AK series 1951 1952
AL series 1953 1955
AM series 1955 1959
AN series 1959

 

ANDERSON

Year of issue
From To
Letter NA series 1951 1959
Letter NB series 1959 1961
Letter NC series 1961

 

ST. JOHNS

Year of issue
From To
Letter JA series 1924 1936
Letter JB series 1945 1948
Letter JB series 1936 1948
Letter JC series 1948 1954
Letter JD series 1954 1961
Letter JD series 1959
Letter JE series 1961

 

CLYDEBANK

Year of issue
From To
Letter F Series 1910 1920
Letter Y Series 1925 1925
Letter ED series 1941 1947
Letter EE series 1947 1949
Letter EF series 1949 1949
Letter EG series 1950 1950
Letter EH series 1951 1952
Letter EJ series 1953 1954
Letter EK series 1954 1956
Letter EL series 1956 1956
Letter EM series 1956 1957
Letter EN series 1958 1959
Letter EP series 1959 1960
Letter ER series 1960 1960
Letter ES series 1960 1961
Letter ET series 1961

 

Bridgeport

Year of issue
From To
W 1,500,000 1954

ISMACS is an organization totally independent of all sewing-machine manufacturers, past or present and is not affiliated with any of the companies mentioned in these pages.  Please Note: Do not contact any ISMACS official in an attempt to solicit a valuation - it is not possible other than by hands-on assessment and your request will be ignored.

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