What is the name of the clockwork device used by pianists to measure time?
Metronome Metronome marking Mälzel's metronome Maelzel's metronome Metronome mark Metronomes Malzel Metronome
metronomes metronome mark metronome mälzel s metronome malzel metronome metronome marking maelzel s metronome
metronome
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Metronome