Technical description: Blackwood with silver plated german silver ferrules and keywork. Five pieces: mouthpiece, barrel, upper section, lower section, bell. Full Oehler system with F₃/E₃ correction, disconnectable C sharp mechanism and additional L4 lever for B♭₃/F₅. Alternative R1 touchpiece for C♯₄/G♯₅. Tenon socket connection strengthened with german silver. 18 keys, 5 rings, 1 plate, 4 black rollers.
L0: T; speaker corresponding with first ring.
L1: T + ring + vent; throat A♮; throat A♭.
L2: T + ring + vent; 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 B♭₃/F₅; alternative lever for G♯₃/E♭₅.
R0: E₃/F₃ correction vent.
R1: T + ring + vent; side F₄/C₆; side E♭₄/B♭₅; side trill key for throat G♯-A or C₆-D₆; side trill for throat A-B♮ and B♭-C; alternative touchpiece for C♯₄/G♯₅.
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.
Playing accessories: cord, wooden reed-cap.
Case with (5053). Also in case: two named barrels for each clarinet, sharing one mouthpiece.
There were two named mouthpieces, one cocus, one ebonite; ebonite mouthpiece now missing.
A pair with (5053).
H. Fricke, Oct-Dec 2006.
628, 698 with mouthpiece.
Ellen Ehrhard, Dresden.; Bequest of Sir Nicholas Shackleton, 2006.