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Gors Kallman - Piano Serial Number Reference

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Gors Kallman Pianos, Established in 1877, in Berlin, Germany

Date of Manufacture Serial Number
1908 - 1910 40000 - 44200
1911 - 1920 44201 - 59000
1921 - 1930 59001 - 66450
1931 - 1940 66451 - 74000
1941 - 1950 74001 - 79800
1951 - 1960 79801 - 82000
1961 - 1970 82001 - 83501
1971 - 1980 83501 - 88000
POST 1980 88001 +