In FE (→EE) there is a 
to the d
quaver. As notes at this pitch are not subject to any alterations both before and after (until bar 32), in the main text we remove the unnecessary accidental. An identical revision was performed also by GE. According to us, the may be a remaining element of the initial version of this motif, with d as the first quaver.
Compare the passage in the sources »
category imprint: Differences between sources; Editorial revisions
issues: Cautionary accidentals, Enharmonic corrections
notation: Pitch