Tuba. Nominal pitch: E♭.
Technical description: Brass. 4-valve 'Enharmonic' system: mouthpipe leads to 3rd valve, 1st and 2nd valves double with respect to 3rd valve; 4th valve compensating with respect to 3rd valve. With fitting for music card holder; water-key on main tuning-slide. Valve type: 4 Périnet-type valves, bottom sprung; alignment by key on piston. Repair History: Reinforcing patches on just over half of bell rim.