Trumpet, Cornopean or Keyed Bugle Mouthpiece

Catalogue number: 13.2

Original name: Trumpet, cornopean or keyed bugle mouthpiece. Un-plated, silvered rim. Early-mid 19th Century.

Overall length: 77mm.

Inner rim diameter: 15.7mm.

Rim width: 6.3mm.

Depth of cup: 14.6mm.

Throat diameter: 5.6mm tapering to 4mm.

Inside shank diameter: End of shank bent inwards around the circumference, making a measurement of diameter impossible.

Illustration references: See below.

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