Related Clues:
- Appendixes, e.g.
- Instruments with stops
- Church features
- Security system components
- Keyboard instruments
- Church instruments
- Bach may be played on them
- Spleen, etc.
- Motion detectors, e.g.
- Synthesizer ancestors
- Church hymn accompaniers
- They feel for you
- They pick up things
- Hearts, but not spades
- Instruments