The typical long accent visible in A was reproduced in GE1 as 
. In subsequent editions, the sign would adopt a varied form, which was caused by a different density of notation and minor shifts, resulting from distinct habits of the engravers.
Compare the passage in the sources »
category imprint: Differences between sources
issues: Long accents, Inaccuracies in GE, EE inaccuracies
notation: Articulation, Accents, Hairpins