Clarinet. Nominal pitch: A.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~82601~188851/full/,150/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~80386~188824/full/,150/0/default.jpg