I gadw mamiaith mor hen
Subtitle: cyflwyniad i ddechreuadau ysgolheictod Llydaweg
By: Rhisiart Hincks.
Publisher: Gomer
Published: 1995
Place of publication: Llandysul
Language: wel
Number of pages: 256
Subjects: Breton language -- History.; Learning and scholarship -- France -- Brittany.