Y geiriadur mawr
Subtitle: the complete Welsh-English, English-Welsh dictionary
By: H. Meurig Evans andW. O. Thomas ; golygydd ymgynghorol (consulting editor) Stephen J. Willams.
Contributors: Thomas, W. O; Williams, Stephen J.
Edition: 7th ed.
Publisher: C. Davies
Published: 1976
Place of publication: Llandybie
Language: eng
Number of pages: 492
Subjects: Welsh language -- Dictionaries -- English.; English language -- Dictionaries -- Welsh.