| Maker | Anonymous |
| Dated/City | c.1820 / German |
| Key/Pitch (MHz) | 5 keys Clarinet in C |
| Descriptions | Boxwood, Horn ferrules, Original grenadilla wood mouthpiece with metal tip, Five brass keys with flat, round key covers; springs attached to keys mounted in blocks. |
| Full Marking | ” (crown) / C ” : lower joint |
| Length | 580 mm. / 555 mm. (without mouthpiece) |
| *Note: |
