Possible Clues:

• Harpsichord, e.g.
• French life in credit instrument
• Clare arranged to include Violet on keyboard
• Bach's 'The Well-Tempered ___'
• Concerts start with one Ravel composition for keyboard instrument
• Keyboard instrument — set up authentic start to concert with the inclusion of very small one
• Stringed instrument with a keyboard
• Caught old tennis star pocketing one keyboard
• Instrument’s a relic, unfortunately possessing little volume
• Instrument Valerie picked up at institute in Clare close to Liscannor