Sonata no. 12 for piano : : [op. 149], Ychwanegu i'r clipfwrdd A3/52. Ffeil [1994]. Rhan oThe Alun Hoddinott Archive, Ink score.
Sonata no. 11 for piano : : [op. 147], Ychwanegu i'r clipfwrdd A3/51. Ffeil [1993]. Rhan oThe Alun Hoddinott Archive,
Piano sonata no. 10 : : [op. 136], Ychwanegu i'r clipfwrdd A3/47. Ffeil 1989. Rhan oThe Alun Hoddinott Archive, Ink score.
