Clarinet. Nominal pitch: E♭.

Technical description: Rosewood with nickel plated german silver ferrules and keywork. Four pieces: mouthpiece, barrel, one-piece body, bell. Original named bakelite mouthpiece, marked for a ligature. R1trill mechanism enables a throat A-B♭ trill as well as a throat A-A♭ trill and a throat F♯-G♯ trill. Pupeschi-style articulated C♯₄/G♯₅. Opened by L4 levers for E₃/B♮₄ and F♯₃/C♯₅ and to F₃/C₅. Closed by R1. R1also connected to a vent key under F₃/C₅ touchpiece to improve the intonation of B₃/F♯₅. Csharp mechanism. Device for a music card holder. 15keys, 5rings, 1plate with a ring, 4black rollers. L0: T + ring; speaker. L1: T + ring + vent; throat A♮; throat A♭. L2: T + ring + vent. L3: T; E♭₄/B♭₅. L4: E₃/B♮₄; F♯₃/C♯₅; alternative lever for F₃/C₅. R1: Plate + ring + vent; side F₄/C₆; side E♭₄/B♭₅; side trill 1-2-3. R2: T + ring + vent. R3: T + ring (forked B♭₃/F♮₅); cross B♭₃/F♮₅. R4: G♯₃/E♭₅; F₃/C₅. Keymount type: screwed in pillars. Keyhead type: modern.