Possible Clues:

• Virtuoso and master playing ball
• A master of music
• Great figure upright to conserve energy, or reclining
• 'The old - allows beautiful suspect to slip through nicotine-stained fingers' (Margery Allingham)
• A master of any art, like music
• That's all the same rot for the master
• Highly skilled musician
• Conductor left, avoiding endless turmoil
• Making comeback in sport, seamer is best in field
• Eminent conductor or composer