Related Clues:
- Mass instrument, often
- Source of ballpark pitches?
- Liver or kidney
- Heart or kidney
- It's often played on Sunday
- Yo-Yo Ma's strings
- It's in the ballpark
- Yo-Yo's thing
- Church musicmaker
- Piped instrument
- Spleen, e.g.
- Club newsletter
- Broadway Phantom's instrument
- Pablo Casals's instrument
- Ballpark instrument