in 
The mark in A should clearly be read as a long accent and this is precisely its shape in GE1 (→FE). In EE, the mark was shortened to an ordinary short accent, while in GE2 it was extended to the end of the bar. AI has got no mark here, just like in bar 2.
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category imprint: Differences between sources; Corrections & alterations
issues: Long accents, GE revisions, EE inaccuracies
notation: Articulation, Accents, Hairpins