Technical description: Silver-plated brass. Circular wrap with bell directed upwards. 2 water-keys, on tuning-slide and on main tube after third valve. Screw for music card-holder. Valve type: 3 Périnet valves, bottom-sprung; alignment by key on piston. Repair History: Legs of main tuning-slide extended and spacers added to valve tuning-slides to lower from Old Philharmonic pitch.
Specific usage history: Lent to Horniman Museum for "Sound Designs" Exhibition 2006-