Clarinet. Nominal pitch: B♭.

Technical description: Varnished blackwood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell.Cocus mouthpiece with ligature and reed-cap. Barrel slightly bulbous in the lower part. Upper section: curved speaker, tone-hole on the left side of the instrument. Flat chimney. Speaker liner projects c3mm into bore. Short throatA♭ key for L1. Spectacle on L1 and L2 to improve the intonation of "forked" C₆. F₄ is "forked" not resonating, it has to be played with the side key. Produced with the side key, C₆ is too high, so that in the upper register the key is used only as a B♮₅/C₆ trill key. Alternative E♭₄/B♭₅ for R1; trill key throatA♭-A or C₆-D₆ for R1; alternative G♯₃/E♭₅ for L4; Red ebonite rollers on touchpieces of C♯ and B♮ for L4 and on C♮ and E♭ for R4. Tenon of lower section lined with metal. L0: T; speaker. L1: spectacle ring; A♮; A♭. L2: spectacle ring for "forked" C♮₆. L3: T; E♭₄/B♭₅. L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅; alt G♯₃/E♭₅ lever. R1: T; alt. side E♭₄/B♭₅; side F₄/C♮₆; side trill key for throatA♭-A or C₆-D₆; side trill key for throatA-B♮ or B♭-C₅; dup C♯₄/G♯₅ touch. R2: spectacle ring. R3: spectacle ring; B♭₃/F♮₅. R4: G♯₃/E♭₅; F₃/C♮₅. Keymount type: pillars. Keyhead type: modern. Repair History: Mouthpiece with ligature is probably not the original one: it is a French type.