18-inch tambourine.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~70303~102771/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~76979~183884/full/150,/0/default.jpg