Hymns translated from the Welsh by Mrs.Penderel LlewelynWilliam Williams, Llewelyn, Mary Catherine Rhys Mrs · First published 1850Open the Tome
Gwilym a Benni Bach ... Argraffiad diwygiedig. Golygwyd gan Thomas JonesWilliam Llewelyn Williams · First published 1946Open the Tome
Historical sketches of GlamorganJones, David Brynmor Sir, William Llewelyn Williams, Dan Bryant, Howell Prosser, Glamorgan Society · First published 1907Open the Tome
