Shale, Joseph, Piano Serial Nos.

1902	33000
1904	37000
1906	41000
1908	46000
1910	50500
1912	56000
1914	64000
1916	72400
1918	77200
1919	79000

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.

Schiedmayer, J & P, Piano Serial Nos.

Year	Serial No.	Year	Serial No.
1900	31000	1935	62101
1906	36700	1936	62335
1910	43000	1937	62641
1915	49500	1938	62863
1920	51800	1939	63108
1925	55600	1940	64000
1926	56700	1950	64200
1927	57600	1952	64800
1928	58700	1955	65555
1929	59600	1958	66405
1930	60200	1960	67005
1931	60800	1962	67205
1932	61200	1966	68905
1933	61600	1969	69623
1934	62000

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.

Schaaf, Adam, Piano Serial Nos.

1900	10000
1903	14500
1906	19000
1909	24100
1912	28300
1915	35800
1918	47000
1921	56000
1924	65000
1926	71000

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.

Matthaes, Carl, Piano Serial Nos.

1949	27349
1952	28830
1955	30587
1958	32634
1961	34905
1966	39605
1970	42925
1973	45480
1977	48540
1980	51100
1983	52875
1985	54335
1988	56475
1992	56510
1996	56540

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.

Dobbert, Fritz, Piano Serial Nos.

1976	31124
1978	36177
1980	39926
1982	44687
1984	50437
1986	57015
1988	64283
1990	70570
1992	74517
1994	77114
1996	79761

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.

Bartlett Piano Serial Nos.

1900	28000
1902	30000
1904	32000
1906	34000
1908	36000
1910	38000
1912	40700
1914	43500
1916	46500
1918	48000
1920	51000

It is remarkable that data on piano serial numbers has survived so well for over a century. However, some inaccuracies are inevitable. These serial numbers are to be used only as a rough guide to a piano's age. An exact date does not make a material difference to a piano assessment. To be within 2 to 5 years is accurate enough to give an informed report on a piano.