Technical description: Blackwood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Boehm system plus articulated C♯₄/G♯₅, opened by L4, closed by any RH ring. Tone-hole for this note through tenon of upper section. C♯₄/G♯₅ trill for R1 or R2. All tenons lined with german silver. Forked B♭₅. Mechanism for throat B♭, operated from throat A♮ key. 18 keys, 7 rings.
L0: T + ring F₄/C♮₆; speaker.
L1: T + ring F♯₄; throat A♮; throat A♭.
L2: T + E♭₄/B♭₅ corresponding ring.
L3: T; cross E♭₄/B♭₅.
L4: C♯₄/G♯₅; F₃/C♮₅; E₃/B♮₄; F♯₃/C♯₅.
R1: T + ring B♭₃/F♮₅ via correspondence; side E♭₄/B♭₅; side F♯₄/C♯₆; trills 1-2.
R2: T + ring B♮₃/F♯₅ via correspondence; C♯₄/G♯₅ trill.
R3: T + ring B♮₃/F♯₅ via correspondence; cross B♮₃/F♯₅.
R4: G♯₃/E♭₅; E₃/B♮₄; F₃/C♮₅; F♯₃/C♯₅.
Keymount type: screwed in pillars.
Keyhead type: modern.
With 1970s style red case with purple plush.
Repair History: The bell is a replacement. The barrel is later than the instrument.
h. fricke, oct-dec 2006.
ex- Lorenzini, U.S.A.; Bequest of Sir Nicholas Shackleton, 2006.