_Structure_:-i. Pater, Ave, Credo, silently. 2. Deus in adjutorium. ... Domine ad adjuvandum .. with sign of the cross, Gloria Patri. ... Sicut erat. ... 3. Hymn, _fam lucis_. 4. Antiphon, first words only. 5. Psalms for the Sunday or feria as rubrics direct, with the Athanasian Creed if it be ordered, then the antiphon in full. 6. Regi saeculorum ... or, Pacem et veritatem. ... Deo Gratias, Christie, Fili Dei vivi.... 7. Preces, if they are ordered in the Office of the Day, Preces Dominicales or Preces feriales as rubrics direct. These include versicles, responses, confiteor, misereatur... indulgentiam... versicles responses. 8. Dominus vobiscum. Et cum spiritu tuo. Oremus, Domine Deus..... Amen. Dominus vobiscum, Et cum spiritu tuo. 9. Benedicamus Domino, Deo Gratias. 10. In choir, the martyrology is here read, 11. Pretiosa... mors.... 12. Sancta Maria et omnes Sancti.... 13. Thrice, Deus in adjutorium meum intende, Domine ad adjuvandum... without the sign of cross, Gloria Patri.... Sicut erat. 14. Kyrie Eleison, Christe Eleison, Kyrie Eleison, Pater Noster, qui es in coelis... (in silence). Et ne nos inducas in tentationem. Sed libera nos a malo. 15. Respice in servos tuos.... Et sit splendor....16. Gloria Patri.... Sicut erat....Oremus, Dirigere et sanctificare.... l7. Jube, Domine.... Deus et actus nostros....Amen. 18. Lectio brevis, which in feast offices is the Capitulum from None. 19. Adjutorium nostrum in nomine Domine (with sign of cross on forehead, breast and shoulders); Qui fecit....20. Benedicite, Deus; Domine nos benedicat...in pace, Amen. To the lectio brevis at Prime, Tu autem Domine, miserere nobis, is added. _The Athanasian Creed_. In the Roman Breviary prior to the reform of 1911, the title given to the formula of faith was Symbolum S. Athanasi. In the new Breviaries the title stands Symbolum Athanasianum. Why was the change made?