Clarinet. Nominal pitch: B♭.

Technical description: Boxwood with ivory ferrules and brass keywork. Six pieces: mouthpiece, barrel, upper section, middle section for the fingers of the right hand, lower section with keys, bell. Levers for L4, tone-hole and key for R4 mounted in a fusiform swelling. Trill key for R1 guided in a brass saddle and probably a later addition. Integral wooden rim. L0: T; speaker. L1: T; throat A♮; throat A♭. L2: T. L3: T. L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅. R1: T; trill key for throat A-B♮. R2: T. R3: T. R4: T; G♯₃/E♭₅. Keymount type: turned wooden rings, blocks, swelling. Keyhead type: square flat.