13, dedicated to J.P.Pixis, and published in April, 1834, and the Krakowiak, Grand Rondeau de Concert (F major) for the pianoforte and orchestra, Op.

14, dedicated to the Princesse Adam Czartoryska, and published in June, 1834, are the most overtly Polish works of Chopin.

Of the composition of the former, which, according to Karasowski, was sketched in 1828, the composer's letters give no information; but they contain some remarks concerning the latter.

We learn that the score of the Krakowiak was finished by December 27, 1828, and find the introduction described as having "as funny an appearance as himself in his pilot-cloth overcoat." In the Fantasia the composer introduces and variates a Polish popular song (Juz miesiac zaszedl), and an air by the Polish composer Kurpinski, and concludes with a Kujawiak, a dance of the mazurka species, in 3-4 time, which derives its name from the district called Kujawia.

In connection with this composition I must not omit to mention that the first variation on the Polish popular song contains the germ of the charming Berceuse (Op.