Book 3 contains the final eleven Piano Sonatas in the Urtext Performing Edition. The sonatas featured in this volume are: F minor Op.57, F# Major Op.78, G Major Op.79, Eb Major Op.81a, E minor Op.90, A Major Op.101, Bb Major Op.106, E Major Op.109, Ab Major Op.110 and C minor Op.111. A foreward and thematic indexes are also included.