Lady Day - the traditional name of the Feast of the Annunciation of the Blessed Virgin (25 March - in the western Liturgical year) in some English speaking countries
Leabhar na hUidhre (the book of the Dun Cow) - raamat punakaspruunist lehmast - Книга Бурой Коровы (the oldest extant manuscript completely in Irish, it is held in the Royal Irish Academy)