Cornet, nominal pitch: B♭ etc

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~59344~103441/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~77160~183401/full/,150/0/default.jpg