The range of the 
hairpins in A is unclear, since the is written at the end of the line, practically already beyond the bar line. In spite of that, diminuendo must concern also b. 16, since at the beginning of b. 17 we can already see a new sign – 
. This is how it was interpreted both in FC (→GE) and FE (with a slight difference in the range), and this is the interpretation we give in the main text. The absence of the marks in EE1 is most probably a mistake of the engraver, rectified in EE2 on the basis of a comparison with GE1, which is indicated by the compliance of the range of the marks. The hairpins in CGS are most probably inaccurately outlined marks of FE.
Compare the passage in the sources»
category imprint: Graphic ambiguousness; Differences between sources; Source & stylistic information
issues: EE revisions, Scope of dynamic hairpins, Errors in EE, FE revisions, Fontana's revisions, Inaccuracies in A
notation: Articulation, Accents, Hairpins