Cân y galon (Song of the Heart) for soprano and string quartet (1970) 1 Torri Calon ('Heartbreak') 2 Cân Olwen i Afaon ('Olwen's Song to Afaon') 3 Y Garreg ('The Rock') 4 Llawer Gwaith ('Many a Time') 5 Cân y Fam i'w Phlentyn ('A Mother's Song to her Child')