Piano Sonata No. 27 (Beethoven)

Opening bars as they appear in Beethoven's completed manuscript.

Ludwig van Beethoven's Piano Sonata No. 27 in E minor, Op. 90 was written in the summer of 1814 – Beethoven's late Middle period – and dedicated to Prince Moritz von Lichnowsky, a friend and benefactor who was also the dedicatee of the Eroica Variations.