Possible Clues:

• Part of a B major scale
• Note that there's no flat here
• Whiz kid's musical key?
• Black key by B
• Whiz's musical key?
• One of the black keys
• Note this as there are strings attached
• Note in a B major scale
• When given instrument, you should get a note
• 'Note how this has a fine edge to it (1,5)'