Page:
Source:
p. 9, b. 126-138
Main text
Prezentacja
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In addition to the authentic cautionary 
before the e
2 semiquaver, in the main text we add flats before the L.H. octave.
Compare the passage in the sources»
category imprint: Editorial revisions; Source & stylistic information
issues: Cautionary accidentals
notation: Pitch
Missing markers on sources:
EE2, EE1, FE1, FED, GE1, GE1a, GE2, GE3