Bass Trombone in G
Catalogue number: 7.7
Original name: Bass trombone in G.
Maker: F Besson.
Place of origin: London, c.1897.
Overall size: 1308mm; bell diameter: 203mm.
Sounding length: 3006mm.
Bore: c 50mm from mouthpiece receiver: 11.7mm not expanding in 110mm from mouthpiece receiver; main tuning slide: descending slide, 11.7mm; ascending slide, 12.5mm; joint, 12.3mm; valve tuning slide: 13.7mm-18.6mm.
Technical description: Brass with silver lacquer, cranked bell-stay, wooden slide handle.
Inscription: Engraved on Bell: “CLASS / A / 50 MEDALS OF HONOUR / FB / BESSON & CO. / ”Prototype” / 198 EUSTON ROAD / LONDON” / [motif: 5-pointed star].
Faults: Slide does not move freely, silver plating is badly worn.
Usable pitch: Plays at a’ = 464 Hz (high pitch).
Illustration references: See below.
Recording references: Click here.