Clarinet. Nominal pitch: B♭.

Technical description: Stained boxwood with ivory ferrules and brass keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Two named, original mouthpieces marked for a ligature. All keywork mounted between pillars on plates. End-pivoted F?/C?key. L0: T; speaker. L1: T; throat A?; throat A?. L2: T. L3: T; E??/B??. L4: C??/G??; E?/B??; F??/C??. R1: T; side F?/C?; side trill key for throat A-B? and B?-C. R2: T. R3: T; B??/F??; side B??/F??. R4: F?/C?; G??/E??. Keymount type: pillars on plates. Keyhead type: shallow cups.Technical description: Stained boxwood with ivory ferrules and brass keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Two named, original mouthpieces marked for a ligature. All keywork mounted between pillars on plates. End-pivoted F₃/C₅key. L0: T; speaker. L1: T; throat A♮; throat A♭. L2: T. L3: T; E♭₄/B♭₅. L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅. R1: T; side F₄/C₆; side trill key for throat A-B♮ and B♭-C. R2: T. R3: T; B♭₃/F♮₅; side B♮₃/F♯₅. R4: F₃/C₅; G♯₃/E♭₅. Keymount type: pillars on plates. Keyhead type: shallow cups.