By Alex Widstrand

In previous UnderScore posts we have dealt with the broad topic of accidentals, both in terms of tailoring the policy governing accidental usage to the needs of a particular source and more generally how to balance form and function in accidental application. This third installment focuses on cautionary (or “courtesy”) accidentals: those pitch inflections not strictly necessary by standard notation conventions, but that are nonetheless useful in dispelling ambiguity. Since the question of what is or is not musically ambiguous is quite subjective, this post, while by no means exhaustive, offers broad guidance on best practices for deploying cautionary accidentals in a critical edition.

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