Composed in 1943 by the English composer John Ireland (1872–1962), the Fantasy-Sonata is regarded as one of the twentieth century’s masterpieces of the English clarinet repertoire, and also as Ireland’s most significant chamber work.

I first heard Hindemith's Sonata for clarinet and piano on the album "20th Century Classics for Clarinet and Piano",

Notes, short analysis and video of the beautiful Nino Rota Sonata for clarinet and piano.