Trumpet, Bugle or Keyed Bugle Mouthpiece
Catalogue number: 13.3
Original name: Trumpet, bugle or keyed bugle mouthpiece. Un-plated. Possibly mid-19th Century.
Overall length: 70mm.
Inner rim diameter: 16.2mm.
Rim width: 5mm.
Depth of cup: 14.2mm.
Throat diameter: 4mm.
Inside shank diameter: 8.6mm av.
Illustration references: See below.