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How To Date Your Keuffel & Esser (K&E) Instruments:


Updated K&E Serial Number List:

 

Number - Year

Number - Year

Number - Year

300 – 1885

32000 – 1916

95157 – 1947

375 – 1886

34000 – 1917

100673 – 1948

450 – 1887

35500 – 1918

106129 – 1949

600 – 1888

38000 – 1919

109345 – 1950

900 – 1889

41000 – 1920

111643 – 1951

1300 – 1890

42500 – 1921

115855 – 1952

1600 – 1891

44000 – 1922

125639 – 1953

1900 – 1892

45000 – 1923

131000 – 1954

2200 – 1893

47000 – 1924

153000 – 1955

2600 – 1894

49000 – 1925

144946 – 1956

2800 – 1895

50298 – 1926

151292 – 1958

3000 – 1896

52340 – 1927

162078 – 1959

3200 – 1897

53719 – 1928

168372 – 1960

3500 – 1898

55547 – 1929

171200 – 1961

4000 – 1899

56286 – 1930

172786 – 1962

4500 – 1900

59445 – 1931

176000 – 1963

4900 – 1901

60409 – 1932

180000 – 1964

6000 – 1902

61387 – 1933

191700 – 1965

7000 – 1903

61700 – 1934

194000 – 1966

8500 – 1904

62579 – 1935

200050 – 1967

10000 – 1905

65559 – 1936

200700 – 1968

11000 – 1906

66660 – 1937

213500 – 1969

12500 – 1907

68540 – 1938

220000 – 1970

15000 – 1908

69311 – 1939

222812 – 1971

19000 – 1909

71770 – 1940

225624 – 1972

21000 – 1910

74258 – 1941

228436 – 1973

23000 – 1911

78373 – 1942

301827 – 1974

26000 – 1912

80892 – 1943

375218 – 1975

28000 – 1913

84100 – 1944

448609 – 1976

29000 – 1914

89827 – 1945

522000 – 1977

30500 - 1915

91535 – 1946

 

 

 

 

 

 

 


 




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