Issues : Errors in PE

b. 74

composition: WN 17, Polonaise in B♭ major

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PE lacks the  lowering a3 into a3 in the 2nd group of demisemiquavers. The engraver's error (or maybe an error of Chopin himself) is indicated by a  in all remaining sources and the use of a notes in adjacent bars.

category imprint: Differences between sources

issues: Errors in PE

b. 76-77

composition: WN 17, Polonaise in B♭ major

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In PE, there are no dots extending the semiquavers on the 1st beat of those bars – both in bar 76 and the first one in bar 77. They are patent errors, perhaps provoked by a too tight packing of notes in those places.

category imprint: Interpretations within context; Differences between sources

issues: Errors in PE

b. 76

composition: WN 17, Polonaise in B♭ major

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PE has a  instead of a  before the 4th note in the L.H., which is a patent error. An identical mistake was committed in PE in bar 16.

category imprint: Interpretations within context; Differences between sources

issues: Errors in PE