The mark in FE paired with 
denotes a long accent in this context. A slight prolongation of the mark in GE made it clearly a 
hairpin. EE correctly considered the mark to be an accent and reproduced it as a standard, short accent. The same applies to bar 88.
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Long accents, EE revisions, Inaccuracies in GE
notation: Articulation, Accents, Hairpins
