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Replacing the e
2 seventh with a non-dissonant c2 fifth shows that, 30 years after the Prelude had been written, its authentic ending was still uncommon, even flagrant for the reviser of GE2, who would still think conventionally. They decided to change the note in spite of the fact that both the flat before the note and the accent above it exclude any possibility of mistake in this place.
Compare the passage in the sources »
category imprint: Differences between sources
issues: GE revisions
notation: Pitch