Gruffydd, Eirlys, Ioan, Elwyn,

Parri, Dafydd, Ioan, Elwyn, 1978

Gruffudd, Garmon, Ioan, Elwyn, 1997

Ioan, Elwyn, Griffith, Elisabeth,

Jones, Siân, Ioan, Elwyn, Elwyn Ioan, Ioan, Elwyn Dyl, 1991

Huws, Emily, Ioan, Elwyn, Elwyn Ioan, 1995

Qualifications, Curriculum & Assessment Authority for Wales, Ioan, Elwyn, Dafydd, Esyllt, 2002

University of Wales, Aberystwyth. Centre for Educational Studies, Qualifications, Curriculum & Assessment Authority for Wales, Ioan, Elwyn, Fenton, Auriel, 2003

Williams, Dylan, Ioan, Elwyn, 1990

Parri, Dafydd, Ioan, Elwyn, 1979

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Davies, Margaret,

Davies, Margaret, 1987

Davies, Margaret,

Davies, Margaret,

Davies, Margaret, 1951

Davies, Margaret, 1997

Davies, Margaret, Townsend, Ceri Lloyd,

Davies, Margaret, Parrott, Ian, Davies, Gwendoline Elizabeth, ca. 1882-1951, 1968

Davies, Margaret, Evans, Anthony,

Gruffudd, Garmon, Ioan, Elwyn, 1997

University of Wales, Aberystwyth. Centre for Educational Studies, Qualifications, Curriculum & Assessment Authority for Wales, Ioan, Elwyn, Fenton, Auriel, 2003

Qualifications, Curriculum & Assessment Authority for Wales, Ioan, Elwyn, Dafydd, Esyllt, 2002

Parri, Dafydd, Ioan, Elwyn, 1978

Ioan, Elwyn, Griffith, Elisabeth,

Jones, Siân, Ioan, Elwyn, Elwyn Ioan, Ioan, Elwyn Dyl, 1991

Huws, Emily, Ioan, Elwyn, Elwyn Ioan, 1995

Williams, Dylan, Ioan, Elwyn, 1990

Parri, Dafydd, Ioan, Elwyn, 1979

Gruffydd, Eirlys, Ioan, Elwyn,

Davies, Margaret, 1951

Davies, Margaret,

Davies, Margaret, Townsend, Ceri Lloyd,

Davies, Margaret, 1987

Davies, Margaret, 1997

Davies, Margaret, Great Britain. National Parks Commission, 1967

Davies, Margaret,

Davies, Margaret,

Davies, Margaret, Parrott, Ian, Davies, Gwendoline Elizabeth, ca. 1882-1951, 1968

Davies, Margaret, Evans, Anthony,