Issues : Inaccuracies in FE

b. 52

composition: Op. 28 No. 19, Prelude in E♭ major

in A (→FC)

in FE (→EE)

in GE

..

Adjusting  hairpins to the width of a bar is a routine revision of FE (→EE), like in previous bars. The change of direction of the mark is a mistake of the engraver of GE, often encountered in first editions of works by Chopin.

category imprint: Differences between sources

issues: Inaccuracies in FE , Scope of dynamic hairpins , Errors in GE , Sign reversal