PIANO SERIAL NUMBER DATABASE
Westermayer Piano Serial Number Lookup
Enter a Westermayer serial number to estimate the piano's production year. Available coverage: 1860–1938.
Not sure where the serial number is?
Serial-number locations vary by piano type and manufacturer. See the location guide for upright and grand pianos.
Westermayer production series
Choose the factory or serial-number series that matches your piano. Open a row to view selected serial-number examples.
Serial sequence 1
Selected examples only. These rows are a small sample of the stored reference data. Enter the complete serial number above to check it against the full PianoLookup database.
| Serial range | Estimated year |
|---|---|
| 8,200 – 90,999 | 1895–1899 |
Serial sequence 2
The full reference data for this manufacturer is used by the lookup, but no serial-range rows are published on this page. Enter the complete serial number above to check the database.
Serial sequence 3
Selected examples only. These rows are a small sample of the stored reference data. Enter the complete serial number above to check it against the full PianoLookup database.
| Serial range | Estimated year |
|---|---|
| 13,500 – 13,699 | 1923 |