Example 2. Chopin, Prelude in A minor, op. 28, no. 2. Chopin’s fair copy autograph (with emendations), sent from Valdemosa to Julian Fontana in Paris on January 12, 1839, for copying and delivery to the publisher, Catelin. Property of the National Library in Warsaw, No. 3826 [reprinted in Fryderyk Chopin: 24 Preludia (Krakow: Polish Music Publications, 1951)].