Tenor Trombone in B Flat

Catalogue number: 7.10

Original name: Tenor trombone in B flat.

Maker: Metzler & Co.

Probably made in France and imported to Germany, late 19th Century.

Overall size: with high-pitch tuning slide: 1019mm; with low-pitch tuning slide: 1063mm.

Sounding length: 2494mm.

Bore: c 50mm from mouthpiece receiver: 11.2mm not expanding in 110mm from mouthpiece receiver; main tuning slide: descending slide, 11.4mm; ascending slide, 11.9mm; joint, 11.7mm; valve tuning slide: 12.2mm-14.3mm.

Diameter of mouthpiece receiver: 11.5mm.

Technical description: Brass, silver plated. Spare tuning slide (high pitch). Water key on slide. A number of repair patches: on bell flange, three on main body.

Inscription: Engraved on the Bell: “Metzler & Co. / LONDON & PARIS”.

Faults: The bell is slightly bent at the start of the flange, near connecting pipe.

Usable pitch: Plays at a’ = 445 Hz (a’ = 466 Hz with high pitch tuning slide).

Associated with: Mouthpieces that are in the bag may fit the other Redfern instruments - posthorns. Mouthpiece 14 only works.

Recording references: Click here.

Previous owner: Philip E. Redfern, donated 2003.

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