String Quartets - Beethoven, L. Van / Haydn, F.J. / Mozart, W.A. / Schubert, F. / Janacek, L. (Petersen Quartet)

String Quartet No. 6 in B-Flat Major, Op. 18, No. 6: String Quartet No. 6 in B-Flat Major, Op. 18, No. 6 - I. Allegro con brio