| Maker | Jean-Jacques Baumann (1772 – 1845, August 9th ) |
| Dated/City | c.1820 / Paris |
| Key/Pitch (MHz) | *6 keys Clarinet in C |
| Descriptions | Boxwood, Ivory ferrules, 6 brass keys with flat round key covers; springs attached to keys mounted in blocks and one mounted in saddle (c#/g#) |
| Full Marking | ” (five pointed star) / (lyre) / BAUMANN / A PARIS / (five pointed star) / C ” : all parts. |
| Length | mm. (without mouthpiece) |
| *Notes: |