Page:
Source:
p. 2, b. 45-92
Main text
Prezentacja
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In Atut, a 
is written only next to the minim in the top voice. This patent inaccuracy was corrected already in FE (→GE,EE). The cautionary 
before c
2 in this chord, present in all sources, is also noteworthy; it is unjustified in this context (omitted in the main text).
Compare the passage in the sources»
category imprint: Interpretations within context; Differences between sources; Editorial revisions
issues: Accidentals in different octaves, Cautionary accidentals, FE revisions, Inaccuracies in A
notation: Pitch
Missing markers on sources:
GE1, GE2, FE1, FED, FEH, FEJ, FES, GE3, EE1, EE2, EE3, Atut, GE2a, FEFo