Technical description: Blackwood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Boehm system with articulated C♯₄/G♯₅ opened by L4 closed by any RH ring. Tone-hole for this note through tenon of upper section. R1 or R2 C♯₄/G♯₅ trill key. Leaf spring under R4 F♯₃/C♯₅. 19 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 + ring; cross E♭₄/B♭₅.
L4: C♯₄/G♯₅; F₃/C♮₅; E₃/B♮₄; F♯₃/C♯₅; G♯₃/E♭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.
In a black case with dark violet velvet, bad fit for this instrument.
Mouthpiece and barrel missing.
h. fricke, oct-dec 2006.
585 to top of upper section tenon.
purchased via eBay U.S.A.; Bequest of Sir Nicholas Shackleton, 2006.