Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academi, (Cyngor Celfyddydau Cymru / Welsh Arts Council), 1992
Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academi, (Cyngor Celfyddydau Cymru / Welsh Arts Council), 1988-1989.
Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academi, (Association for Business Sponsorship of the Arts), 1987-1988
Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academi, (Cyngor Celfyddydau Cymru / Welsh Arts Council), 1987-1988.
Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academy, (Cyflogaeth / Employment), 1986-1990.
Gohebiaeth ganolog dwy adran yr Academi / General correspondence relating to the work of both sections of the Academi, (Cyngor Celfyddydau Cymru / Welsh Arts Council), 1985-1991.