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PIANO SERIAL NUMBER DATABASE
Thomas Piano Serial Number Lookup
Enter a Thomas serial number to estimate the piano's production year. Available coverage: 1918–1924.
1918–1924year coverage
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.
Thomas production series
Choose the factory or serial-number series that matches your piano. Open a row to view selected serial-number examples.
Thomas
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 |
|---|---|
| 10,000 – 11,499 | 1922 |
Grand
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.