The accents in b. 776 and 778 in A are clearly longer than the 3 previous ones, which was not reproduced in EE and GE. Moreover, EE in b. 778 and GE2 (→GE3) in both bars assigned separate accents to each of the hands.
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category imprint: Differences between sources
issues: Long accents, EE revisions, Inaccuracies in GE, GE revisions, EE inaccuracies
notation: Articulation, Accents, Hairpins