Prelude Op. 45,
45–2a-Sm (Jędrzejewicz),
p. 5, bs 57–72
The Fryderyk Chopin Institute, Warsaw
Bar 58
By OCVE, Oct. 31, 2014, 4:28 p.m.
lines added by hand after flats to upper and bottom notes of RH chord 1 in order to produce natural signs