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The cautionary before A and a
before d
2 are in AI, yet they were not included in A. Naturals before both notes of the octave were added in a proofreading of FE (→EE), most probably in the last phase, as they are absent in GE1. In subsequent GE, the signs were added together with cautionary sharps before d
1-d
2 in the R.H. The last addition is also present in EE4.
The natural before a1 in the R.H. was added by us.
Compare the passage in the sources »
category imprint: Differences between sources; Editorial revisions
issues: EE revisions, GE revisions, Cautionary accidentals, Authentic corrections of FE
notation: Pitch