18-inch tambourine.

https://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~53043~104530/full/150,/0/default.jpghttps://images.is.ed.ac.uk/luna/servlet/iiif/UoEart~2~2~25412~104531/full/150,/0/default.jpg