Piano sonatas (Beethoven)
Ludwig van Beethoven wrote his 32 piano sonatas between 1795 and 1822. Although originally not intended to be a meaningful whole, as a set they compose one of the most important collections of works in the history of music. Hans von Bülow called them "The New Testament" of the piano literature (Johann Sebastian Bach's "The Well-Tempered Clavier" being "The Old Testament").
Schubert's compositions for violin and piano
Schubert dated the Sonata for Violin and Piano in G minor (D 408) April 1816 in the autograph, and titled it "Sonata III". The sonata has four movements: