Clarinet. Nominal pitch: A.

Technical description: Blackwood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Black ebonite mouthpiece, grooved for cord and marked "A" probably original. Barrel with a german silver tuning slide. Curved speaker with chimney on front of the instrument. Rings for L1 and L2 with vent just above L1. Alternative R1 touch for C♯₄/G♯₅. Alternative adjustable L4 lever for G♯₃/E♭₅. Patent Csharp mechanism. 14keys, 4rings, 4german silver rollers. L0: T; speaker. L1: T + ring + vent; throat A♮; throat A♭. L2: T + ring. L3: T; E♭₄/B♭₅. L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅; alternative lever for G♯₃/E♭₅. R1: T; side F₄/C₆; side E♭₄/B♭₅; side trill for throat A-B♮ and B♭-C; alternative touchpiece for C♯₄/G♯₅. 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.