Clarinet. Nominal pitch: C.

Technical description: Blackwood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Original named black ebonite mouthpiece grooved for cord. Long tailed throat A♭ for the British customers. LH rings operating 2vents to improve the tuning of throat and forked notes. All sockets lined with german silver. 15keys, 5rings, 4german silver rollers. L0: T; speaker. L1: T + ring + vent; throat A♮. L2: T + ring + vent; ; throat A♭; alternative cross key for F₄/C₆. L3: T + ring; 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.