Manuscript orchestral score (Parts I-III) of 'Gwas y goruchaf', a cantata for mixed choir and orchestra, composed at Treadam, January and February 1969. Together with chorus score (Parts I-III), vocal score with piano (Parts I-III), and orchestral parts. Published Magor: Mansel Thomas Trust, Ref: MT080 [1998?].

Manuscript orchestral score (parts I and IV) of 'In praise of wisdom', a cantata for contralto, mixed voices and orchestra; together with orchestral parts (parts I and IV) chorus score (parts I, II and IV), solo part for cor anglais and solo vocal score (parts II, III and IV). Published Magor: Mansel Thomas Trust, Ref: MT079 [1998?].

Ink full score (dated May 1962 [1959-1962]); chorus scores (4, March 1962); piano scores (2); bass solo parts (2); pencil sketch (photocopy); and Welsh text (typescript, with amendments).

Ink full score.