Schumann & Moscheles: 1851 Cello Sonatas (CD)Steven Isserliss new album takes a single year1851as its starting point, the date of the French rard piano played by Connie Shih, and of the Great Exhibition at which the instrument may well have been played, before exploring some of the music written in that year by a circle of musical friends, at the forefront of which was Robert Schumann.