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In the main text we give 
in bar 63, believing that PE recreated the notation of [A] faithfully. According to us, the engraver's error cannot be totally excluded, while placing a new dynamic indication only in bar 64, as it is in EF, seems to be justified due to the following reasons:
- the indication diminuendo in bar 62 naturally merges with the descending semiquaver figure, whose homogeneity suggests continuation of the dynamic change at least to the 4th quaver in bar 63 (cf. analogous in many aspects two-bar phrases in bars 70-71 and 74-75);
- indicating new dynamics is more justified at the beginning of a new phrase.
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notation: Verbal indications
