_Source_.--From the _Cambrian Quarterly Magazine_, 1830, vol. ii. p.
86; it is stated to be literally translated from the Welsh.
_Parallels_.--Another variant from Glamorganshire is given in Y
Cymmrodor, vi. 209. Croker has the story under the title I have given
the Welsh one in his _Fairy Legends_, 41. Mr. Hartland, in his _Science
of Fairy Tales_, 113-6, gives the European parallels.