Clarinet. Nominal pitch: D.

Key
https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~80714~183981/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~80715~183980/full/,150/0/default.jpg