Trumpet or Bugle Mouthpiece (late 19th or early 20th Century)
Catalogue number: 13.12
Original name: Trumpet or bugle mouthpiece, late 19th or early 20th Century.
Overall length: 62.3mm.
Inner rim diameter: 17.6mm.
Rim width: 4.9mm.
Depth of cup: 21.5mm.
Throat diameter: 5.2mm.
Inside shank diameter: 9.2mm.
Inscription: “GISBOURNE / BIRMINGHAM”.
Illustration references: See below.