Technical description: Cocus wood with german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Zig-zag speaker with chimney on front of the instrument. German silver lined thumb-hole. Brille on upper section in order to improve intonation. Additional key for G♯₃/E♭₅. End pivoted F₃/C₅. 14 keys, 5 rings, 2 german silver rollers.
L0: T; speaker.
L1: T + ring; throat A♮; throat A♭.
L2: T + ring.
L3: T + ring; E♭₄/B♭₅.
L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅; G♯₃/E♭₅.
R1: T; side F₄/C₆; side E♭₄/B♭₅; side trill key for throat A-B♮ and B♭-C.
R2: T + spectacle.
R3: T + spectacle (forked B♭₃/F♮₅); cross B♭₃/F♮₅.
R4: G♯₃/E♭₅; F₃/C₅.
Keymount type: screwed in pillars with push pins.
Keyhead type: modern.
h. fricke, oct-dec 2006.
purchased via eBay U.S.A.; Bequest of Sir Nicholas Shackleton, 2006.