This unique series offers student and teachers a carefully sequenced edition of Beethoven's sonatas, gradually progressing in difficulty. Book Three includes five sonatas for piano in moderately difficulty keys. It also features a chronology of all of Beethoven's piano sonatas and a bibliography of sources where additional information about Beethoven can be researched. The table of contents gives notes on the origin or interpretation of the sonatas. Contents include: Sonata (Sonata Quasi Una Fantasia) Op. 27, No. 1; Sonate Op. 14, No. 2; Sonate Op. 14, No. 1; Sonate Op. 28 and Sonate Op. 90.