A. D. Carr

Siwan Saunders Lewis

Siwan Saunders Lewis

1996

Owen of Wales

1991

Cymru a'r Rhyfel Canmlynedd

Cymru a'r Rhyfel Canmlynedd

1987

A look at Hywel's law

A look at Hywel's law

1985

Llywelyn Ap Gruffydd (St.David

Llywelyn Ap Gruffydd (St.David's Day)

1983

Llywelyn ap Gruffydd

Llywelyn ap Gruffydd

1982

Medieval Anglesey

Medieval Anglesey

1982

The extent of Anglesey, 1352

The extent of Anglesey, 1352

1970

Deeds of title

Deeds of title

1964