FEF
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The 
hairpins visible in EF are probably – same as the remaining dynamic indications in this part – an addition by Fontana. Their meaning, despite a similar range to the relevant sign in PE, seems to be different: it is undoubtedly a diminuendo leading to 
in the next bar. In turn, the sense of the sign in PE probably corresponds to a long accent.
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category imprint: Differences between sources
notation: Articulation, Accents, Hairpins