| Maker | Anonymous |
| Dated/City | c.1820 / American |
| Key/Pitch (MHz) | 6 keys Clarinet in Eb |
| Descriptions | Boxwood, Ivory ferrules, Original grenadilla wood mouthpiece, Six brass keys with flat, square key covers; springs attached to keys mounted in blocks, Sixth keys is c#/g# |
| Full Marking | ” S “: All pieces |
| Length | 495 mm. / 430 mm. (without mouthpiece) |
