(http://i33.photobucket.com/albums/d89/platonic123/Totapulchraes_zpsea16ea08.jpg)
The Carmelites observe this Feast Day, and the proper Mass is from The Missal According to the Carmelite Rite in Latin and English for Every Day in the Year (Rome: Vatican Polyglot Press, 1953):
(http://i33.photobucket.com/albums/d89/platonic123/Feast/PurityBVM1_zps4abc157a.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/Feast/PurityBVM2_zps8535dfe7.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/Feast/PurityBVM3_zps6d5b7414.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/Feast/PurityBVM4_zps9b6fb0cc.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/Feast/PurityBVM5_zps57580b3f.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/Coronatio_zps74b43f83.jpg)
Here is a Marian adaptation of the Athanasian Creed composed by the Seraphic Doctor, St. Bonaventure, found the latter half of the tome The Mirror of the Blessed Virgin Mary (Speculum Beatae Mariae Virginis) and The Psalter of Our Lady (Psalterium Beatae Mariae Virginis) (trans. Sr. Mary Emmanual, O.S.B.; St. Louis, MO: B. Herder Book Co., 1932):
(http://i33.photobucket.com/albums/d89/platonic123/BMV/MarianCreed1_zpsacfe2a7f.jpg)
(http://i33.photobucket.com/albums/d89/platonic123/BMV/MarianCreed2_zpsb07fe7ee.jpg)