"I was not aware of that fact," said the doctor, "pray what was his name?" "Peter Lewis," said I; "he was a clergyman of Cerrig y Drudion about the middle of the last century, and amongst other things wrote a beautiful song called Cathl y Gair Mwys, or the melody of the ambiguous word." "Surely you do not understand Welsh?" said the doctor. "I understand a little of it," I replied.