Clarinet. Nominal pitch: A.

Technical description: boxwood with ivory ferrules and brass keywork. Five pieces: mouthpiece (not original), barrel, upper section, lower section, bell, 13-keys. Long slightly bulbous barrel with two ivory ferrules. Upper section: Additional side E?/B? key for R1. Small brass tube in the thumb hole to prevent the water from dripping out. Straight speaker, liner projects c3mm into bore. Key for throatA crosses key for Aflat key (on other instruments it is often vice versa). Side trill key for throatA-B? and throat B?-C which also opens the F/C lever.Adaptable thumbrest. Touchpiece for R0 combined with the lever for E/B? for alternative fingering. Levers for L4 are guided with two unusual saddles and a bracket. Bell almost continuous. L0: T; speaker. L1: T; throatA?; throatA?. L2: T. L3: T; E??/B??. L4: C??/G??; E?/B??; F??/C??. R0: alternative E?/B??. R1: T; F?/C?; E??/B??; trill key for throatA-B? and B?-C. R2: T;, R3: T; B??/F??;side B??/F??. R4: F/C; G?/E?. Keymount type: pillars. Keyhead type: modern. Repair History: Lowest tenon with cork, the other tenons with cord, later improved with red silk paper.Technical description: boxwood with ivory ferrules and brass keywork. Five pieces: mouthpiece (not original), barrel, upper section, lower section, bell, 13-keys. Long slightly bulbous barrel with two ivory ferrules. Upper section: Additional side E♭/B♭ key for R1. Small brass tube in the thumb hole to prevent the water from dripping out. Straight speaker, liner projects c3mm into bore. Key for throatA crosses key for Aflat key (on other instruments it is often vice versa). Side trill key for throatA-B♮ and throat B♭-C which also opens the F/C lever.Adaptable thumbrest. Touchpiece for R0 combined with the lever for E/B♮ for alternative fingering. Levers for L4 are guided with two unusual saddles and a bracket. Bell almost continuous. L0: T; speaker. L1: T; throatA♮; throatA♭. L2: T. L3: T; E♭₄/B♭₅. L4: C♯₄/G♯₅; E₃/B♮₄; F♯₃/C♯₅. R0: alternative E₃/B♮₄. R1: T; F₄/C₆; E♭₄/B♭₅; trill key for throatA-B♮ and B♭-C. R2: T;, R3: T; B♭₃/F♮₅;side B♮₃/F♯₅. R4: F/C; G♯/E♭. Keymount type: pillars. Keyhead type: modern. Repair History: Lowest tenon with cork, the other tenons with cord, later improved with red silk paper.