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Accordion Notations
Table of Treble Shifts and Labels
See the definition of treble shift.
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lower octave only
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unison & higher octave only
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higher octave only
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unison & tremulant octave only
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higher octave & lower octave
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unison, higher octave & lower octave
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unison, higher octave & tremulant
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unison, lower octave & tremulant
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master (all sets)
Open Bellows
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Close Bellows
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B.N.