Ballade Op. 52,
                        52–A-fragment,
                        p. [4],  bs 59–79
                    
                
            
                            
                            The Fryderyk Chopin Institute, Warsaw (on licence from Mr. Rudolf F. Kallir)
                        
                        
                        
                    Commentary 5
By OCVE, Oct. 31, 2014, 4:28 p.m.
flats missing to top and bottom notes in RH chord 1, to bottom note in RH chord 2 and to top note in RH chord 5; illegible sign before middle note in RH chord 5 (single flat rather than double flat?)
Bar 64
By OCVE, Oct. 31, 2014, 4:28 p.m.
natural missing to upper note in RH chord 10