Technical description: Cocus wood with german silver ferrules and keywork.Four pieces: mouthpiece, barrel, body, bell. Speaker tone-hole at the front of the instrument, curved speaker key, chimney. Speaker liner projects c 2mm into bore, no tube in thumb-hole. Additional vent key for the better intonation of throat A♮ and B♭ corresponding with plate for R1. Patent C sharp mechanism. 14 keys, 4 rings, 1 plate, 8 rollers.
L0: T; speaker.
L1: T; throat A♮.
L2: T; spectacle + vent; throat A♭.
L3: T; spectacle; cross E♭₄/B♭₅.
L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅.
R1: Plate corresponding with vents for throat notes and better intonation of B♮₃/F♯₅; side E♭₄/B♭₅; side F₄/C₆ corresponding with upper spectacle + vent; side trill key for throat A-B♮ and B♭-C; side trill key for throat G♯-A or C₆-D₆.
R2: T + spectacle + vent.
R3: T + spectacle (forked B♭₃/F♮₅); cross B♭₃/F♮₅.
R4: G♯₃/E♭₅; F₃/C₅.
Keyhead type: modern
Keymount type: screwed in pillars.
Specific literature references: Dibley 1986, item 86.
Previous ownership: ex- Tom Dibley collection; ex- H.P. Gilbert. Sold by the makers 21 Mar 1911 to "H.P. Gilbert London".
h. fricke, oct-dec 2006.
ex- Tom Dibley collection; ex- H.P.|Gilbert. Sold by the makers 21|Mar|1911 to "H.P.|Gilbert London".; Bequest of Sir Nicholas Shackleton, 2006.