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Source:
p. 6, b. 125-141
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In A there is neither a 
to the a2 quaver nor a 
to the f
3 quaver. Both accidentals were added in GE (→FE,EE,IE).
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category imprint: Interpretations within context; Differences between sources
issues: Accidentals in different octaves, Omission of current key accidentals, Errors of A, Inaccuracies in A
notation: Pitch
Missing markers on sources:
A, EE2, EE1, IE1, GE1, FE1