Flugelhorn. Nominal pitch: 4½-ft|B♭.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~34326~103845/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~36933~103844/full/150,/0/default.jpg