Possible Clues:

• Clear material, for short
• Instrument for Tina Guo
• Little room, inside case, for musical instrument
• Found in The Abbey on old musical instrument
• Instrument heard in 'Eleanor Rigby'
• Viola's larger cousin
• Player in chamber orchestra to start with
• Low member of a string quartet
• G'day! Swap taps for some strings
• Instrument in hermit's place, nothing in addition